{"product_id":"kato-20-023-unitrack-concrete-tie-4-7-8-straight-double-track-2-pcs","title":"KATO 20-023 N Scale Unitrack 124mm (4-7\/8\") Concrete Tie Double Track - 2-Pack","description":"\u003cp\u003eThe \u003cstrong\u003eKATO 20-023\u003c\/strong\u003e is a 2-pack of N Unitrack \u003cstrong\u003edouble track\u003c\/strong\u003e 124 mm (4-7\/8′′) sections with concrete ties — the half-length modern-mainline double-track piece, used as a filler in 33 mm-centre Unitrack double-track plans.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDouble track Unitrack:\u003c\/strong\u003e A single roadbed piece carrying two parallel sets of rails at 33 mm prototype centres — the standard Japanese-prototype double-track centerline, also matching modern North American mainline practice. Drop in as one piece; faster and more rigid than two single tracks side-by-side.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKATO N Unitrack system:\u003c\/strong\u003e Code 80 nickel-silver rail molded into a factory-attached ballasted plastic roadbed, with integrated UniJoiners. Unitrack is KATO's flagship N-scale track system established in the 1960s — the dominant N-scale sectional track worldwide, used in everything from a Bullet-Train table-top to mainline club layouts.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScale:\u003c\/strong\u003e N\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 124 mm \/ 4-7\/8′′ — 2 pieces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentres:\u003c\/strong\u003e 33 mm prototype double-track\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTies:\u003c\/strong\u003e Concrete (grey ballast)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlab variant:\u003c\/strong\u003e #20-025 (same length, ballastless slab)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 20-023\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KATO","offers":[{"title":"Default Title","offer_id":45099219058870,"sku":"381-20023","price":14.92,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/5131\/1286\/files\/57_6b22f97e-cfcc-4d99-9ac9-98216eebb5fc.jpg?v=1777655981","url":"https:\/\/oakvillemodeltrains.com\/products\/kato-20-023-unitrack-concrete-tie-4-7-8-straight-double-track-2-pcs","provider":"Oakville Model Trains Depot","version":"1.0","type":"link"}