With these knuckles, you can run stock Rockwell spindles and hubs, or you can upgrade to Ouverson's awesome Super 8 hub setup and convert over to the popular 8-on-6.5 or 8-on-170 mm lug patterns.

The U.S. Military has been using 2.5 ton Rockwell axles for decades and they are now used on 4x4 trucks perfect for four wheeling. Check our ARBs new Air Locker inside 4-Wheel & Off-Road Magazine.