I found this
It's innerairlock
Their sites under construction
http://www.4wheeloffroad.com/techarticles/wheels/131_0805_inner_air_lock_4x4_bead_locks/index.html
It's innerairlock
Their sites under construction
http://www.4wheeloffroad.com/techarticles/wheels/131_0805_inner_air_lock_4x4_bead_locks/index.html

if it is the rear hangar for the front spring you'll need a big hole for the upper shackle bushing.