SPACEKEEPER Workbench Casters Kit - 4 Pack - Move your Workbench 1. The SPACEKEEPER Workbench Caster 4-pack Set - easily positioning your heavy workbench to any desired area in your shop. 2. Simply push down on the foot pedal to elevate your workbench off the floor (3/4"), move to a preferred location, then lift up the foot pedal to lower the bench firmly back onto the floor. 920 lbs. combined capacity 3. Experience ease of movement with the caster's smooth rollability and 360-degree pivoting action. There is no better way to move your workbench around your shop or worksite than atop these indispensable components. Durable Construction with Nonslip Foot Pedal Powder- coated, extra thick, solid-steel caster body ensures optimal wear/rust resistance and heavy-duty dependability. Anti-slip ridges on the foot lever allow for secure, easy and effective operation. Non-Marring and Smooth Rolling Action Polyurethane wheels (3" DIA) allow for smooth and controlled rolling and pivoting action (360-degrees), and they will not mar your shop or jobsite floor surfaces. This preferred caster wheel material is durable, long lasting, and will not become brittle and crack. Easy Installation All mounting hardware is provided, including extra wide mounting screws.