LOCKING HUB, RUGGED RIDGE, LOCKING TOYOTA - NORTH AMERICAN LANDCRUISERS WILL NEED A CONVERSION KIT (NOT SOLD BY OMIX - RUGGED RIDGE) TO ALLOW FOR 2WD.Approved as original equipment by vehicle manufacturers and militaries world wide, these tough hubs are built to last. A hardened nylon center is used instead of metal to keep you moving in the rare case of a hub failure. Manufactured by AVM for Rugged Ridge. Sold as a pair.