Service Caster #20 Series swivel casters with 4 inch solid blue polyurethane wheel 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.
Wheels will not obtain flat spots from inactivity. The 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: 3/8" dia. 16TPI x 1-1/2" long. Includes nut and lock washer.
Mounting Height: 5-1/8"
Attachment: Screw in or use nut to secure
300 pound capacity per caster
Wheel hardness: 60 - 65 Shore (D) Durometer
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 or call 1-800-215-8220 for assistance.