Solid Tire and Wheel Mounting Kit for Sicma, Kioti, First Choice, Phoenix and John Deere GM30 and GM35 Series 48", 60" and 72"Cut Finish mowers. Used to mount the 6602739 solid tire and wheel, kit includes 1 or a 31312130 axle bolt, one of a 34106012 Nylon Locking Axle Bolt Nut, one of a 5532712 Bearing reducer bushing and two of the 5532716 centering bushings. See exploded view diagram for reference