Motorcycle tire changer for 16in to 21in Tires Bead Breaker tire changer changing stand mount black. Heavy duty Motorcycle tire changer durable powder coated steel construction provides maximum strength and stability. Built to handle tough motorcycle and diet bike tire changes without bending and flexing. Features a 16mm axle core and stable 19" stand with 15" tire support base for secure mounting. Equipped with an adjustable bead breaker and leverage handle for efficient tire removal and installation. Makes bead popping and tire mounting easier and safer.