4 Inch Swivel Plate Caster Wheels, All Black Heavy Duty Casters Set of 4 with Brake, Polyurethane Locking Caster Wheels for Cart, Workbench, Load 2000lbs

Product description Product description About WIEYUNN We are focus and profession in the field of producing caster wheels for over 15 years After years of development our casters has passed ISO BFMA quality certification Specification of 4 INCH CASTER WHEELS Material Polyurethane and Steel Wheel Diameter 4 inch / 100mm Wheel Width 1.26 inch / 32mm Mounting Height 5.31 inch / 135mm Top Plate Size 3.62 x 2.48 inch / 92mm x 63mm Screw Hole Diameter 0.43 x 0.33 inch / 11mm x 8.5mm Capacity LBS 2000 Lbs all / 500 Lbs each Style Industrail casters and swivel casters Feature Double Ball Bearings Each castors heavy duty 4 inch has two bearings the quality of the bearings is very good wear resistant and durable strong load capacity Materials and Process Upgrade Heavy duty casters set of 4 are made from thickened universal steel column thickening plate High strength stainless steel electrophoresis stand