{"title":"HOn3 Track Infrastructure","description":"\u003cp\u003eBumpers, tunnels, and specialty track sections—along with essential operating accessories like re-railing ramps—help define endpoints, improve reliability, and streamline operation across your railroad.\u003c\/p\u003e\n\u003cp\u003eThese components do more than shape your layout—they make it function better, keeping trains running smoothly while reinforcing realistic operation.\u003c\/p\u003e\n\u003cp\u003eTogether, they turn a simple track plan into a dependable, purpose-built narrow gauge system.\u003c\/p\u003e\n\u003cp\u003e👉 Use infrastructure and operational accessories to create defined endpoints, improve workflow, and break your layout into functional operating zones.\u003cbr\u003e\u003c\/p\u003e","products":[{"product_id":"90-degree-crossing-ho-crossing-hon3","title":"90 Degree crossing HO Crossing HOn3","description":"\u003cp\u003e90 Degree railroad crossing HO (16.5mm) Crossing HOn3 (10.5MM). Kato Uni-Track Compatible and Blackstone Protraxx Compatible. We offer Both Powered and Isolated diamond versions.\u003c\/p\u003e\n\u003cp\u003e62mm x 62mm to be compatible with Kato's HO scale double track alignment allowing Narrow gauge track to cross a multi-track mainline if desired.\u003c\/p\u003e\n\u003cp\u003ePowered Diamond has a dead gap of 3mm on each rail, Isolated Diamond has a dead gap of 13mm on the HO side and 19mm on the Narrow gauge side. Pricing is reflective of the time required to hand assemble these items.\u003c\/p\u003e","brand":"Mainline Products","offers":[{"title":"Powered","offer_id":47211942838517,"sku":"MR-HH3x90A","price":35.0,"currency_code":"USD","in_stock":false},{"title":"Isolated","offer_id":47211942871285,"sku":"MR-HH3x9B","price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/0343\/3717\/files\/3D397DFB-3A8D-43FB-8952-AE7987C19C9C.jpg?v=1760658970"},{"product_id":"rolling-stock-railing-ramp-rerailer-hon3-10-5mm","title":"Rolling Stock Railing Ramp (Rerailer) HOn3 (10.5mm)","description":"\u003cp\u003eRamp for loading rolling stock onto track.\u003c\/p\u003e","brand":"Mainline Products","offers":[{"title":"Default Title","offer_id":47213111181557,"sku":"MR-RAMP-H3","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/0343\/3717\/files\/876DAD60-5F15-485D-8EFD-5DF59B7D4AF2.jpg?v=1760658970"},{"product_id":"hon3-sectional-tunnel","title":"Mainline Railworks HOn3 Sectional Tunnel Track System","description":"\u003cp\u003e🌄 \u003cstrong\u003eMainline Railworks HOn3 Tunnel Track System\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMainline Railworks HOn3 Tunnel Track Sections allow modelers to bring realistic elevation, scenery depth, and hidden track routing into their narrow gauge layouts using precision sectional tunnel track in both straight and curved configurations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAll tunnel sections are sold individually\u003c\/strong\u003e, giving you full flexibility to build exactly the tunnel length and geometry your layout requires.\u003c\/p\u003e\n\u003cp\u003eEach piece is engineered to match Mainline Railworks HOn3 geometry standards, ensuring smooth transitions between visible and hidden track runs.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e🚂 \u003cstrong\u003eWhy This Matters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTunnels are not just scenic elements—they define how a layout feels and operates. They allow trains to transition between visible and hidden sections, simulate real mountain railroading, and add vertical storytelling to otherwise flat layouts.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e📐 \u003cstrong\u003eTunnel Geometry Options\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMainline Railworks tunnel track is designed to integrate seamlessly with the same geometry system used throughout all HOn3 sectional track components.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e🟡 \u003cstrong\u003eStraight Tunnel Sections\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSold per section\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUsed for direct entry\/exit routing through terrain\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIdeal for staging transitions and hidden return loops\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProvides clean alignment through scenic terrain\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e🔵 \u003cstrong\u003eCurved Tunnel Sections\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCurved tunnel track is available in multiple radius and angle configurations to match layout geometry and ensure smooth transitions through mountainous terrain.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSold per section\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMix and match to create custom curves and tunnel lengths\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e📏 \u003cstrong\u003eRadius Options\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCurved tunnel sections are available in multiple radii to support:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCompact tabletop layouts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eShelf railroads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMining and logging branch lines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarge scenic mountain mainlines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSmaller radii are ideal for tight terrain routing, while larger radii provide smoother, more prototypical mountain rail appearance.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e📐 \u003cstrong\u003eAngle Options\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCurved tunnel sections are offered in the following configurations:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA — 22.5° sections (16 per full circle)\u003c\/strong\u003e\u003cbr\u003eBalanced geometry for most layouts and smooth directional changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eB — 11.25° sections (32 per full circle)\u003c\/strong\u003e\u003cbr\u003eFine adjustment geometry for precise layout design and smooth transitions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eC — 45° sections (8 per full circle)\u003c\/strong\u003e\u003cbr\u003eIdeal for compact layouts and rapid directional changes in tight terrain.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e🏔 \u003cstrong\u003ePerfect For\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMountain narrow gauge railroads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLogging and mining operations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eScenic shelf layouts with elevation changes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHidden staging loops and return tracks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompact tabletop and floor layouts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExpanding starter loops into scenic railroads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e🔧 \u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eStraight and curved tunnel track sections available\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSold individually for maximum layout flexibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrecision-matched HOn3 sectional geometry\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSeamless integration with visible track systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for both hidden and scenic routing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports modular layout expansion and terrain modeling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e🛠 \u003cstrong\u003eCustom Tunnel Options\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCustom tunnel radius and geometry configurations may be available upon request for specialized layout designs, prototype modeling, or unique scenic applications.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e⚙️ \u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with Mainline Railworks HOn3 sectional track (Code 80 rail)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWorks with HO\/HOn3 dual gauge systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with legacy Blackstone ProTraxx HOn3 geometry\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrates with straight, curved, feeder, and bumper track systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for temporary, modular, and permanent layouts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e🚇 \u003cstrong\u003ePortal Clearance Standard\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTunnel portals are designed in accordance with NMRA clearance standards for HO\/HOn3 narrow gauge and old-time equipment, ensuring reliable passage for a wide range of locomotives, rolling stock, and scenic configurations.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e➕ \u003cstrong\u003ePairs Well With\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCurved track sections (mountain routing)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStraight track sections (approach alignment)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFeeder track sections (hidden power routing)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStarter Loop Sets (scenic expansion upgrade path)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBumper track sections (terminal scenic endpoints)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e⚠️ \u003cstrong\u003eBuilder Tip\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor the most realistic effect, curved tunnel sections should be paired with visible approach curves and elevation changes rather than placed immediately between two straight visible sections.\u003c\/p\u003e","brand":"Mainline Products","offers":[{"title":"Portal \/ 4.5” \/ NMRA Old-Time","offer_id":47559607779573,"sku":"MR-H3T1PS-HO","price":25.0,"currency_code":"USD","in_stock":true},{"title":"Straight \/ 4.5” \/ NMRA Old-Time","offer_id":47559607812341,"sku":"MR-T1S45-HO","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Curve \/ 19\"A \/ NMRA Old-Time","offer_id":47559607845109,"sku":"MR-H3T1C19A-HO","price":40.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/0343\/3717\/files\/img_9336.jpg?v=1770056174"},{"product_id":"mainline-railworks-wood-bumper-hon3","title":"Mainline Railworks HOn3 Wood Bumper","description":"\u003cp\u003e\u003cstrong\u003e🚧 Mainline Railworks HOn3 Bumper\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMainline Railworks HOn3 Bumper Track Sections provide realistic end-of-line termination for narrow gauge railroad operations. Purpose-built for HOn3 layouts, these sections create clean, intentional stopping points for yard tracks, industrial spurs, and branchline terminals—enhancing both realism and operational flow.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e🚂 \u003cstrong\u003eWhy This Matters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTrack termination is a small detail that makes a big difference. Without defined endpoints, layouts can feel incomplete or unrealistic.\u003c\/p\u003e\n\u003cp\u003eHOn3 bumper sections provide:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eClear, intentional operational endpoints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eImproved yard and terminal realism\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSafer stopping points for locomotives and rolling stock\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA finished, purposeful look to narrow gauge trackage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e🔧 \u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eRealistic bumper-style end-of-line design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrecision geometry matched specifically for HOn3\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnhances yard, industrial, and branchline operations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports both temporary and permanent layouts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDurable construction for repeated use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSeamless integration with sectional track systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e⚙️ \u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFully compatible with Mainline Railworks HOn3 sectional track systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for use with HOn3 locomotives and rolling stock\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrates naturally into existing HOn3 layout designs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e🏔 \u003cstrong\u003ePerfect For\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eYard track termination points\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial spurs and loading docks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLogging, mining, and branchline endpoints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSwitching-focused layouts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModular and portable railroad systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompact tabletop or shelf layouts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e➕ \u003cstrong\u003ePairs Well With\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eStraight track sections (yard leads and spurs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCurved track sections (branchline approaches)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFeeder track sections (powered terminal tracks)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStarter loop systems (layout upgrades and expansion)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFuture turnout and switching modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e⚠️ \u003cstrong\u003eBuilder Tip\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUse bumper sections to define intentional endpoints—such as yards, industries, or branchline termini—rather than continuous mainline runs. This creates more realistic and operationally engaging layouts.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e🛠 \u003cstrong\u003eCustom Options\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNeed a specific configuration for your layout plan? Mainline Railworks can produce custom variations tailored to specialized applications and unique HOn3 requirements.\u003c\/p\u003e","brand":"Mainline Products","offers":[{"title":"HOn3 \/ Grey","offer_id":48226273689845,"sku":"MR-H3WB-G","price":5.0,"currency_code":"USD","in_stock":true},{"title":"HOn3 \/ Black","offer_id":48226273722613,"sku":"MR-H3WB-B","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/0343\/3717\/files\/A519642B-EA81-4E06-92F5-754EB8E6A60E.jpg?v=1748917177"},{"product_id":"mr-h3sw","title":"Mainline Railworks HOn3 switches","description":"\u003cdiv class=\"n6owBd awi2gc\"\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003eMainline Railworks HOn3 Turnout Switches are designed to help modelers create smooth-running narrow gauge railroads with reliable geometry and easy layout planning. Whether you are building a compact mountain line, a sharp mining branch, or a permanent layout, these premium turnout switches make HOn3 construction simpler and more enjoyable. Engineered as a direct drop-in replacement, each turnout switch can be substituted in place of any 19A curve section to seamlessly integrate into your existing track configuration.\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e🚂 \u003cstrong class=\"rQesXe MPyX\"\u003eWhy This Matters\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003cbr\u003eConsistent geometry is critical in narrow gauge modeling. These turnout switches provide flawless route divergence without disrupting your layout's footprint, reducing derailments and making expansion less frustrating—especially for new HOn3 modelers.\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e🏔 \u003cstrong class=\"rQesXe MPyX\"\u003ePerfect For\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eCompact shelf and tabletop railroads\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eColorado-style narrow gauge routes\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eMining and logging branch lines\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eExpanding permanent model layouts\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eCustom point-to-point operations\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e🔧 \u003cstrong class=\"rQesXe MPyX\"\u003eKey Features\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eDirect 19A Drop-In Replacement:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Fits perfectly in the footprint of any standard 19A curve section.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eHandcrafted Quality:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Artisan hand-assembled switches built for supreme tracking precision.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eHOn3 Narrow Gauge Track:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Precision-engineered sectional switches for exact alignment.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eCode 80 Rail Profile:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Delivers reliable operation and broad equipment compatibility.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003ePrecision-Matched Geometry:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Guarantees smooth, derailment-free rolling stock transitions.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eEasy-to-Connect Design:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Visual and physical alignment matches standard HOn3 sectional tracks.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eIndustrial-Grade Reliability:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Ideal for both beginner and experienced model railroaders.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e🛠 \u003cstrong class=\"rQesXe MPyX\"\u003eProduction \u0026amp; Lead Time\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003cbr\u003eEvery single turnout switch is meticulously \u003cstrong class=\"rQesXe MPyX\"\u003emade by hand\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e to ensure the highest standard of operational reliability. To maintain this level of craftsmanship, all switches are manufactured \u003cstrong class=\"rQesXe MPyX\"\u003eon-demand\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e and fulfilled strictly in the \u003cstrong class=\"rQesXe MPyX\"\u003eorder received\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e. Please allow an estimated \u003cstrong class=\"rQesXe MPyX\"\u003e2–4 week lead time\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e for build production and shipment prep.\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e⚙️ \u003cstrong class=\"rQesXe MPyX\"\u003eCompatibility\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eSubstitutes perfectly into any layout designed for a 19A curve section.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eCompatible with Mainline Railworks HOn3 sectional track systems.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eIntegrates with Mainline Railworks HO\/HOn3 dual-gauge track components.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eDesigned for use with standard HOn3 locomotives and narrow gauge rolling stock.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eCompatible with legacy Blackstone ProTraxx HOn3 sectional track geometry.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e➕ \u003cstrong class=\"rQesXe MPyX\"\u003ePairs Well With\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eMainline Railworks 19A Curve Track\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eMainline Railworks Straight Track\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eFeeder Track Sections\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e⚠️ \u003cstrong class=\"rQesXe MPyX\"\u003eBuilder Tip\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003cbr\u003eBecause these high-quality pieces are hand-crafted on-demand with a 2–4 week lead time, planning your track expansions ahead of time ensures your custom switches arrive right when your construction schedule needs them.\u003cspan\u003e [\u003ca href=\"https:\/\/www.linkedin.com\/pulse\/smt-oee-optimization-complete-guide-electronics-manufacturing-h40wc\"\u003e1\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e📐 \u003cstrong class=\"rQesXe MPyX\"\u003eTurnout Geometry Options\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003cbr\u003eMainline Railworks HOn3 turnout switches utilize a specialized geometry that matches the exact curve radius and arc length of standard 19A curves, allowing modelers to create branching tracks without recalculating their layout spacing.\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e\n\u003cstrong class=\"rQesXe MPyX\"\u003eAvailable Orientation Options\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eLeft-Hand Turnouts:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Diverges to the left, replacing a standard left-hand 19A curve section.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eRight-Hand Turnouts:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Diverges to the right, replacing a standard right-hand 19A curve section.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e🔄 \u003cstrong class=\"rQesXe MPyX\"\u003eLayout Flexibility\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003cbr\u003eBecause these switches match standard curve profiles, they can be mixed and matched with straight sections and curves to create:\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003ePassing sidings and run-around tracks\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eMulti-track staging yards\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003eIndustrial spur switchbacks\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\u003cspan class=\"iNqyIf\"\u003eExpandable sectional and modular railroads\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"Fsg96\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mainline Products","offers":[{"title":"19\" - A \/ Right \/ Manual","offer_id":48499596755189,"sku":"MR-H3SWR19A","price":50.0,"currency_code":"USD","in_stock":true},{"title":"19\" - A \/ Left \/ Manual","offer_id":48499596787957,"sku":"MR-H3SWL19A","price":50.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/0343\/3717\/files\/2DD5E703-A813-409E-BE36-5FB19904204F.jpg?v=1785630114"}],"url":"https:\/\/3dptrain.com\/collections\/track-infrastructure-hon3.oembed","provider":"3Dp Train","version":"1.0","type":"link"}