Service Caster #20 Series 7/16 inch grip ring stem swivel casters with 4 inch solid blue polyurethane wheel featuring posi lock brake and zinc plated finish. These casters are ideal for light and medium duty material handling, carts, equipment, and shop projects.
The polyurethane wheel performs well on most surfaces, and excels on hard surfaces like concrete, tile, and wood. They will not mark or mar floor surfaces.
Wheel Size: 4" x 1-1/4"
Grip Ring Stem: 7/16" x 1-3/8"
Mounting Height: 5-1/8"
300 pound capacity per caster