6″ x 2″ Swivel Casters Semi-Steel Wheel Brake (2) Rigid (2) 1200lb each Tool Box. Below is more information and specs on this product. Size: 6″ x 2″. Feature: 3/4″ Roller Bearing with 1/2″ ID Bushing and Zerk Axle. (Manufacture will provide zerk fitting in the wheel or axle). Type: Swivel Casters w/ Top Lock Brake & Matching Rigid Casters. Top Plate: 4″ by 4-1/2″. Bolt Pattern: 3″ by 3″. 1 – Set of 4. Installation Hardware: Not included. The item “6 x 2 Swivel Caster Steel Wheel Brake Rigid 1200lb ea Heavy Duty Tool Box” is in sale since Wednesday, March 25, 2015. This item is in the category “Business & Industrial\Material Handling\Casters & Wheels\Casters”. The seller is “creativeindustrialsales” and is located in Fraser, Michigan. This item can be shipped worldwide.