Service Caster #20 Series 12mm threaded stem stainless steel swivel casters with 4 inch soft rubber wheel and brake. Featuring stainless steel components, these casters are ideal for light and medium duty material handling, carts, equipment, and shop projects.
Wheel dimension: 4" x 1-1/4"
Threaded stem: 12mm dia. 1.75 pitch x 1-1/2" long. Includes nut and lock washer.
Mounting height: 5-1/8"
Attachment: Screw in or use nut to secure
200 pound capacity per caster
Wheel tread hardness: Durometer 70-80 Shore A (+/- 5)