Service Caster #20 Series 1/2 inch threaded stem swivel casters with 4 inch polyurethane wheel and top lock brake are a versatile caster choice. Featuring a zinc plated finish, these casters are ideal for light and medium duty material handling, carts, equipment, and shop projects. Foot activated top lock brake secures wheel and prevents movement.

Wheels roll smoothly with integrated ball bearing design. The non marking 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: 1/2" dia. 13TPI x 1-1/2" long. Includes nut and lock washer.
Mounting height: 5-1/8"
Attachment: Screw in or use nut to secure
350 pound capacity per caster
Wheel tread hardness: Durometer Shore 55D (+/- 5)

Please ensure that you have measured the stem size correctly. If you are uncertain about the measurements, visit our "How to Measure Caster Stems" page.

Our onsite caster and wheel sales staff is here to assist you, call 1-800-215-8220.