This is the demolition rolls v2 female rear hub all new rolls v2 now featuring the all new switch drive system sds which allows the 1 pc driver to flip pawls from rhd to lhd 14mm heat treated female male axle w allen insert for easy removal 2 large sealed bearings 6902 in the 6061 t6 shell polymer bushing sleeve in driver that protects smaller geared drivers from bearing blow outs