CASTERHQ- 6″ X 2″ Swivel Caster Set – Heavy Duty – Medium / Large Tool Box Wheel. 6″ X 2″ Swivel Casters. Top Lock Brakes Included. Capacity: 1200 lbs each. 3/4″ Roller Bearing with 1/2″ ID Bushing and Zerk Axle. Heavy Duty Red Polyurethane Wheel on Steel Hub. This set contains 4 Heavy Duty Swivel Casters with a Red Polyurethane on Cast Iron Wheel. All Casters contain Brakes. Specifications for this item. Maximum Quantity Per Session. Plate Size: 4″ x 4-1/2″. View more great items. This item is in the category “Business & Industrial\Material Handling\Casters & Wheels\Caster Accessories & Hardware”. The seller is “casterhq” and is located in this country: US. This item can be shipped worldwide.