Full Speed Ahead 8420ST Power Drive Bottom Bracket - English 73x113mm Full Speed Ahead Power Drive Spindle Silver Model-DH34 Bikepark TLR Smooth diamond pattern center tread

Smooth diamond pattern center tread with more aggressive side lugs enabling riders to maintain speed and control

Optimized rolling resistance – the tread pattern is designed to maintain a reasonable rolling speed making it versatile across varying terrains

Type Tubeless Size 700x50 ISO 622 Bead TBLS - Fold Tread/Sidewall Color Bk/Skn PSI Weight (Grams) 545 TPI 120 Durometer Features Reflective Sidewall No

Includes lockring Range 11-32 Cogs 11-12-12-14-15-17-19-22-25-28-32 Cassette Body Type Campagnolo 10/11/12-Speed Drivetrain Speeds 11 Color Silver Weight 291 Defined Color Silver Cassette Size 11-32T

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Full Speed Ahead 8420ST Power Drive Bottom Bracket - English 73x113mm Full Speed Ahead Power Drive Spindle Silver Model-DH34 Bikepark TLR Smooth diamond pattern center treadReplacement 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