SRAM XD 12 speed 3 pawl steel freehub to fit Novatec all D462SB and D162SB rear hubs with a removeable axle. Includes standard 12x142 width and Boost 12x148 width. 

Includes freehub, rubber water seal and under spacer 

Novatec type code: F type R333

These are uprated items and stronger than the alloy version and suitable for E-MTB use. 

Will NOT fit other types of hub.