Nut Rear Wheel Models 2610, 2810, 2910, 3610, 3910, 4000, 4100, 4110, 4600, 4610, 4630, 4830, 5000, 5030, 5110, 550, 555, 5600, 5610, 5640, 5640, 6410, 6600, 6610, 6640, 6640, 6700, 6710, 6810, 7000, 7600, 7610, 7700, 7710, 7740, 7740, 7810, 7910, 990, 995, 996, Major, Power Major, Super Major