FSA FSA Speed Ahead 8420ST Power Drive Bottom Bracket - English 73x118mm FSA Power Drive Spindle Silver ModelNumber=K4571 Derailleur features an overload clutch

Derailleur features an overload clutch that boosts resiliency and a tucked-in profile that houses protection covers on the fully replaceable B-knuckle and outer link

Color Purple Defined Color Purple Pedal Body Material Aluminum Pedal Spindle 9/16" Pedal Type Platform Spindle Material Chromoly Steel Weight 345

Shimano XT CS-M8000 11-Speed CassettesSteel construction on all but the largest aluminum gear

The Shimano STEPS SC-E7000 Cycle Computer display unit provides expanded communication for bicycle data and is compatible with STEPS componentsComputer can be customized through E-Tube Project application with smartphone and tablet

Black anodized finished with laser etched logo

FSA FSA Speed Ahead 8420ST Power Drive Bottom Bracket - English 73x118mm FSA Power Drive Spindle Silver ModelNumber=K4571 Derailleur features an overload clutchFSA (FSA Speed Ahead) 8420ST Power Drive Bottom Bracket English 73x118mm FSA Power Drive Spindle Silver. Replacement bottom bracket for FSAs 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