Deluxe 12” heavy duty polyurethane wheels provide for easy rolling over all surfaces. Quick release pins allow for easy removal and storage of wheels and axle whenever desired. Chair securely rests on it’s four oversized rubber footpads when not being transported. All aluminum 3/4” axle and axle brackets will never rust and are powder coated for long lasting durability. Stainless steel bolts, nuts and washers – the gold standard in outdoor and marine environments. Axle brackets are factory installed when wheel kit is purchased with chair. If wheel kit is purchased later, brackets install easily in minutes with no drilling required. Smooth and easy transport for you chair – the perfect solution.