4" Swivel Casters Wheels Set of 4 with Screw Safety Dual Locking and Polyurethane Foam No Noise Wheels,Heavy Duty-450 Lbs Per Caster

Specification: Material: Rubber Wheel, Steel Top Plate Wheel Diameter: 4inch/10cm Wheel Width: 1.25inch/3.2cm Top Plate Size:3.74" (95mm) x 2.6" (66mm). Hole center to hole center:2.93" (74.5mm) x 1.8" (45mm). Mounting hole dimensions: 0.33" (8.5mm) x 0.46" (11.9mm) Total Height: 5.15inch/13.1cm Load Capacity: 1800LB (450*4) Package Content: 4 x Casters (with screws) Notice: 1.Please allow slight measurement deviation for the data. 2.Please contact me feel free if you have any hesitation about the product