Service Caster #20 Series swivel casters with 4 inch thermoplastic rubber wheel are an economical and versatile caster. Featuring a heat treated ball bearing raceway and bright zinc plated finish, these casters are ideal for light and medium duty material handling, carts, equipment, and shop projects. Wheels roll smoothly with integrated ball bearing design. The thermoplastic rubber wheel performs well on most surfaces, and excels on hard surfaces like concrete, tile, and wood. They will not mark or mar floor surfaces.
Purchase this model in rigid or swivel with brake design.
Top plate size: 2-1/2" x 3-5/8" with ball bearing swivel
Bolt hole pattern: 1-3/4" x 2-7/8" to 3"
Bolt size: 5/16" (hardware not included)
Mounting Height: 5-1/8"
250 pound capacity per caster
Tread hardness: 70 +/- 5 Shore (A) Durometer