The heavy duty high pinion bevel gear set offers you improved gear mesh reducing slop in the drive train. In addition it helps add weight low down which helps keep the center of gravity low and on the rocks where you want it. 
Features:
Single piece diff locker design for increased strength
Improved gear mesh reduces drive train slop
Hardened steel for increased strength and additional weight in the axle
One set per axle required
High pinion design
Only compatible with AR44 axles
Genuine Axial Part