Vevor Caster Wheels 2" Threaded Stem Dual Locking Swivel Set of 4 NewThese 2" threaded stem caster wheels are designed for smooth, quiet movement in carts, furniture, shelves, cabinets, and other equipment. The set includes four heavy duty swivel casters with dual locking brakes for added stability when parked. Molded polyurethane wheels help protect floors while dual ball bearings promote easy rolling. Built with thickened carbon steel and electroplated components, they are made for durable everyday use.