CasterHQ 5 inch X 2 inch INCH Swivel Caster - SEMI-Steel CAST Iron Wheel - 1000 LBS Capacity - 5 inch x 2 inch - Medium Heavy Duty Industrial Commercial TOP Plate Size 4 X 4-1 2

Our Medium Duty '9' Series is one of the most recognized and commonly used casters in a broad spectrum of industries and is one of the most popular selling caster series; offering exceptional quality, functionality, value and availability. We offer fast delivery and competitive prices. This series is made of 1/4" thick cold rolled steel; designed, formed, and welded for optimal mobility and made to withstand the rigors and abuse typically seen in Medium duty applications. Double Ball raceways and a 5/8" nut & king-pin are standard features; however we also offer a rivet kingpin version & a kingpinless version. Poupular applications may include; various carts, trucks, dollies, racks & equipment, for almost every industry including industrial, warehousing, hospitality, institutional, food service, food processing, retail display, and countless other medium duty applications. Features Semi-Steel / Cast iron, offers a strong, durable, cost effective solution for heavy loads. Hard tread rolls easily and offers high abrasion resistance. Tread face is precisely machined for a smooth, symmetrical ride, tread edge is machined round. Hardness: Brinell 145 Tensile strength of 30,000 PSI. Temperature range: -45° F to 600° F.