Make your own buggy sprayers, yard carts, height adjustment gauge wheels for spray booms. Rated at 300 lbs. this 20" O.D. assembly consists of one knobby 20 x 2.125" tire, tube, rim flap and wheel with strengthened 1/4" all-steel spokes that are electronically welded to rim. Designed for 5/8" shaft, and 3.5" hub length. Includes sealed precision roller bearings. Not for highway (high speed) use. Shipped mounted and ready to go. Includes a 300 lb. capacity 4-ply moped tire.