Universal Flange Disc Truck Cone Shaft Wheel Balancer 36mm size for Truck 2718437236mm Wheel Balancer Collet Cone 4. 72" 6. 85" 120mm 172mm with backing hub 7. 4" 8. 85" 188 225 mm A great cone for balancing light truck wheels (up to 1 ton). Collet Cone Size: 4. 72" 6. 85" Fits all of the following wheel balancer models with a 36mm shaft: Accuturn: 1200, 1220, 1250, 1400, 1420, 1450, 1500, 1520, 1550, 1650, 1820, 1850 (5100, 5323, 5500, 5600 With Serial #s 51 0623 To 51 1457) Bear: 80 100, 80 303 Beisbarth: All Models CEMB: All