Service Caster Series #35 rigid caster fitted with 5 inch diameter by 2 inch wide polyurethane tread on aluminum wheel.
Wheel rotates on roller bearing
900 pounds capacity per caster
Top plate size: 4-1/2" x 6-1/4"
Bolt hole dimensions: 2-7/16" x 4-15/16" to 3-3/8" x 5-1/4"
Bolt size: 1/2" (hardware not included)
Mounting Height: 6-1/2"
Tread Hardness: 90-95 Shore (A) Durometer
Heavy duty polyurethane is chemically bonded to an aluminum core for smooth rolling over uneven surfaces, without marking or marring floors.