FSA FSA Speed Ahead 8420ST Power Drive Bottom Bracket - English 73x118mm FSA Power Drive Spindle Silver CheckoutTitle=Pirelli PZero Race Road Tire Extra light aluminum body with

Extra light aluminum body with waterproof spindle seal

0 SRAM Grip Shift shifters

Recommended for X0 hub pawls Pike and Reverb Service

Year 2014+ Model Magnum/Mattoc Expert/Pro Description IRT Upgrade Kit

wraparound design that minimizes energy loss to the pedals TPU thermowelded reinforcements for added protection Double SLW3 dial

FSA FSA Speed Ahead 8420ST Power Drive Bottom Bracket - English 73x118mm FSA Power Drive Spindle Silver CheckoutTitle=Pirelli PZero Race Road Tire Extra light aluminum body withReplacement bottom bracket for FSA's Power Drive splined cranksets. The stiff forged hollow chromoly spindle is supported by a pair of sealed industrial cartridge bearings. Additional weather protection comes from double Snap seals. Forged hollow SCM4130 chromo spindle Industrial 6002KRS cartridge sealed bearings with oversized 3 16 diameter balls Cold forged aluminium cups Double snap seals for water and dirt protection Bottom Bracket Shell I. D. 34