{"product_id":"d4ds12nr7445yy","title":"12\" x 4\" Swivel Plate Caster with Ductile Steel Wheel","description":"\u003cp\u003eDuctile steel is a composed of a combination of special alloys that give it higher weight capacities than cast iron; while being more economical than drop forged steel. Also referred to as malleable iron; material may flex rather than cracking or breaking when submitted to an extreme shock load. Features an extra thick walled, heavy-duty core, hub and tread face. Roller bearings are standard, with precision \u0026amp; tapered bearings as an option.\u003c\/p\u003e\u003cp\u003eIdea for use on rough surfaces and has good rolling resistance under any condition.\u003c\/p\u003e\u003cp\u003eThe D4\/R4 Series offers matching extreme duty swivel and rigid kingpinless casters with capacities up to 40,000 lb. Constructed from hot forged ASTM1045 steel with 1\/2″ thick double-welded legs and a 1-1\/4″ Grade 8 axle bolt. Features a forged 5\/8″ thick swivel head with a 7″ precisely machined kingpinless raceway using 3\/4″ hardened ball bearings. The swivel casters feature a forged 5\/8\" thick swivel head and a 7\" precisely machined kingpinless raceway of 3\/4\" hardened ball bearings.\u003c\/p\u003e","brand":"Caster Solutions","offers":[{"title":"No Brake","offer_id":48786705547431,"sku":"D4DS12NR7445YY","price":2910.39,"currency_code":"USD","in_stock":true},{"title":"Face Contact Brake (Weld-On)","offer_id":48786705580199,"sku":"D4DS12NR7445FY","price":3124.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/1181\/4823\/files\/D4DS80NR7445YY.webp?v=1776886572","url":"https:\/\/castersolutions.com\/products\/d4ds12nr7445yy","provider":"Caster Solutions","version":"1.0","type":"link"}