Service Caster #20 Series pipe thread swivel casters with 4 inch polyurethane wheel
and top lock brake. Featuring a zinc plated finish, these casters are ideal for racks, shelving, equipment, and shop projects.
Wheels roll smoothly with integrated ball bearing design. 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 dimension: 4" x 1-1/4"
Threaded stem: 3/4" NPT, Pipe Thread Stem
Mounting height: 5-1/8"
350 pound capacity per caster