{"product_id":"3d-printable-antique-steam-tractor-traction-engine-470550","title":"3D Printable Antique Steam Tractor (Traction Engine)","description":"\u003cp\u003eHighly detailed 3D-printable miniature of an antique steam tractor (traction engine). Sculpted with period-accurate proportions and surface detail to work well in dioramas and model-railroad layouts. The model is optimized for printability with separate parts for wheels and boiler to simplify supports and cleanup. Recommended for HO scale (1:87) and other common model scales; can be scaled up or down to suit your layout. Printing notes: print upright or on its side for best detail; use 0.1–0.2 mm layer height for fine detail. Wheels are provided as removable pieces to make post-processing easier. No complex assembly required — light sanding and glue recommended. Designed for FDM and resin printing. Files included are ready-to-slice STL exports.\u003c\/p\u003e","brand":"Miniature Reality","offers":[{"title":"1:24","offer_id":43974097535063,"sku":null,"price":2.99,"currency_code":"USD","in_stock":true},{"title":"1:32","offer_id":43974097567831,"sku":null,"price":2.99,"currency_code":"USD","in_stock":true},{"title":"1:43","offer_id":43974097600599,"sku":null,"price":2.99,"currency_code":"USD","in_stock":true},{"title":"1:48","offer_id":43974097633367,"sku":null,"price":2.99,"currency_code":"USD","in_stock":true},{"title":"1:64","offer_id":43974097666135,"sku":null,"price":2.99,"currency_code":"USD","in_stock":true},{"title":"1:72 (HO Heavy)","offer_id":43974097698903,"sku":null,"price":2.99,"currency_code":"USD","in_stock":true},{"title":"1:87 (HO)","offer_id":43974097731671,"sku":null,"price":2.99,"currency_code":"USD","in_stock":true},{"title":"1:100","offer_id":43974097764439,"sku":null,"price":2.99,"currency_code":"USD","in_stock":true},{"title":"1:120 (TT)","offer_id":43974097797207,"sku":null,"price":2.99,"currency_code":"USD","in_stock":true},{"title":"1:144","offer_id":43974097829975,"sku":null,"price":2.99,"currency_code":"USD","in_stock":true},{"title":"1:160 (N)","offer_id":43974097862743,"sku":null,"price":2.99,"currency_code":"USD","in_stock":true},{"title":"1:220 (Z)","offer_id":43974097895511,"sku":null,"price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/2078\/1911\/files\/3d-printable-antique-steam-tractor-traction-engine-470550_camera001.png?v=1782085105","url":"https:\/\/miniaturereality.com\/products\/3d-printable-antique-steam-tractor-traction-engine-470550","provider":"Miniature Reality","version":"1.0","type":"link"}