Fits 4.72" - 6.85" Truck Collet Centering Cone 40mm Shaft Wheel Balancer

40mm Shaft Wheel Balancer For 4.72" - 6.85" Truck Collet Centering Cone. Extra Large Truck Collet Centering Cone Set for 40mm Shaft Wheel Balancers. Collet Cone Size: 4.72" - 6.85". Fits all of the following wheel balancer models with a 40mm shaft.