High precision billet steel RB crank drive collars. Australian manufactured with CNC wire cut technology, and extreme close tolerance internal bore and meshed outers for 100% reliability not only in fitting the collar but in its use with the usual PRP Lifetime warranty.
High polished ultra-fine finish.
OEM flat drive works with all aftermarket oil pump gears.
Suits RB20 RB25 RB26 RB30 Cranks