4Pcs 8" Pneumatic Air Tire Wheel Caster Set, 2 Rigid & 2 Swivel Wheels, 220.46lbs Capacity, Universal & Directional Wheel Combo

High-concerned chemical : None Type : Industrial Casters Brand Name : Bymaocar Origin : Mainland China Hole Spacing : 8.5*7.2cm/ 3.35*2.83in Material : Rubber, Galvanized Bracket Load Capacity : 100kg/ 220.46lbs Number of Items : 4 Net Weight : 4.4kg/ 9.78lbs