Listing is for 1 (One) Service Caster 4" x 1-1/4" Maroon Polyurethane on Polyolefin core caster wheel.
350 pound capacity per wheel
Ball Bearing with 3/8" bore for axle
Hub Length: 1-9/16"
Durometer: 55 Shore D (+/-5)
High capacity, lightweight poly wheel features a polyurethane wheel tread permanently interlocked by mechanical bonding to the polyolefin core.
Wheel tread is non-marking, smooth rolling and quiet. Also, highly resistant to oil, grease, water, and most solvents.