The Dock Pro Inflatable Dock Wheels is a smooth-rolling dock wheel that offers substantial dock cushioning. Feature molded-in valves. The valves adjust the level of firmness. Includes hot-dipped galvanized hardware. Use mounting fasteners to mount the dock wheel to the dock. The 12 in. and 18 in. dock wheels use a larger 2 in. diameter axle housing for maximum strength. 3-year manufacturers’ warranty. Made by Taylor Made Products.