6" x 2" Swivel Caster Polyurethane Wheel on Steel Hub 1200lb Tool Box 3/4" Roller Bearing with 1/2" ID Bushing (Manufacture will provide zerk fitting in the wheel or axle) Heavy Duty Polyurethane on Steel Capacity: 1200lbs Size: 6" x 2" Color: Red Style: Caster Condition: New Feature: 3/4" Roller Bearing with 1/2" ID Bushing(Manufacture will provide zerk fitting in the wheel or axle) Type: Swivel Caster Bearing: Roller Bearing Top Plate: 4" by 4-1/2" Bolt Pattern: 3" by 3" Overall Height: 7-1/2" Material: Polyurethane on Steel Capacity: 1200lbs Quantity: 1 Part Number: 506PS Installation Hardware: Not included