4 Inch Caster Wheels 2200Lbs, Threaded Stem Casters Set of 1/2"-13x1" Orange Product Details Package Dimensions : 11.61 x 10.79 x 3.03 inches; 7.03 Pounds Item model number : scwr Manufacturer : YUPEZOP Country of Origin : China Color: 1/2"-13x1" Orange Brand: YUPEZOP Material: Metal Wheel Diameter: 4 Inches Unit Count: 72 Count STABLE HEAVY DUTY CONSTRUCTION: The housing of caster wheels is made of heavy duty steel for high load, which is designed to be thicker and stronger with our unique cold-rolled technology. Each threaded stem caster supports 550lbs of load, 2200lbs total capacity for casters set of 4 heavy duty. Saving time and labour while moving. QUIET MOVEMENT ON HARD FLOORS: The wheels for cart are adopted non-marking polyurethane as its main material, won't harm your wooden floor, no noise, the surface of the rubber stem casters is soft and better protects the ground. The casters set of 4 have a better performance of durability, shock absorption and quiet rolling operation. HARDWARE KITS PROVIDED WIDELY USED: We prepared 4 x bolts and 4 x washers and 1 x spanner to help you quickly and easy to assemble. These castor wheels are widely used, generally used for workbench, cart, trolley, shelf, wooden cabinet, furniture, home appliances, etc. Whatever your workplace needs assistance making mobile, our caster wheels are a quick fix.