Service Caster #20 Series Grade 316 Stainless Steel Rigid casters with durable 4 inch high temperature glass filled nylon wheel. These casters are ideal for light and medium duty material handling, carts, equipment, and shop projects.
Wheel size: 4" x 1-1/4"
Top plate size: 2-3/8" x 3-5/8"
Bolt hole dimensions: 1-3/4" x 2-7/8" to 3"
Bolt size: 5/16" (hardware not included)
Mounting height: 5-1/8"
350 pound capacity per caster
(Use for manual speeds; 3 mph.)