Service Caster #20 Series swivel casters with Polyolefin wheels feature a heat treated ball bearing raceway and bright zinc plated finish. This series casters are ideal for light and medium duty industrial applications, material handling, carts, equipment, and shop projects.
Polyolefin wheels have a high resistance to shock and impact damage while being non marking protecting floors. These easy rolling wheels are quieter than comparable steel wheels. Polyolefin wheels also provide resistance to abrasions and chemicals.
Wheel Size: 4" x 1-1/4"
Top plate size: 2-1/2" x 3-5/8"
Bolt hole pattern: 1-3/4" x 2-7/8" to 3"
Bolt size: 5/16" (hardware not included)
Mounting Height: 5-1/8"
300 pound capacity per caster