Comparison : Item # W12, TAPER-LOCK® Type W Weld-on Hubs
Item # W16, TAPER-LOCK® Type W Weld-on Hubs
Item # W25, TAPER-LOCK® Type W Weld-on Hubs
Item # W30, TAPER-LOCK® Type W Weld-on Hubs
Item # W35, TAPER-LOCK® Type W Weld-on Hubs