Features:* 2.5" diameter x 3/4" width wheel; smooth, quiet & non-marking polyurethane* Quality replacement wheels for mechanic's creeper, service carts, cabinets, stools & chairs* Heavy-duty steel axle, fender and post, rust resistant chrome finish; 360-degree* Threaded-post mount, 3/8" X 5/16" with square base; flush cap, washer/lock-washer included* Lot of 4