6" Heavy Duty Caster Set - 2 Rigid 2 Swivel with Brake - Red Polyurethane Tread CasterHQ Brand Set of 4 - Set of 4 - Great Toolbox replacement Casters Casters built to last

6" x 2" Red Polyurethane on Cast Wheel 1,200 pound capacity per caster - 4,800 lbs capacity per set of 4 Top plate size: 4" x 4-1/2" Bolt hole dimensions: 2-5/8" x 3-5/8" to 3" x 3" Bolt size: 3/8" (hardware not included) Mounting Height 7-1/2" (From bottom of wheel to Mounting Plate)