Full Speed Ahead 8420ST Power Drive Bottom Bracket - English 73x113mm Full Speed Ahead Power Drive Spindle Silver Model-Bomber Z2 • Compatible with Cervelo S5

• Compatible with Cervelo S5 and P5 bikes that have a braze-on front derailleur mount

– Heat resistant up to 230 °C

model Dynamic Sport TS size 700c width 25c compound Dyanmic Sport bead folding type non-tubeless color black weight 245g

Model Nelson Vails Color Red/White/Blue Size One Size Fits Most

Full Speed Ahead 8420ST Power Drive Bottom Bracket - English 73x113mm Full Speed Ahead Power Drive Spindle Silver Model-Bomber Z2 • Compatible with Cervelo S5Replacement 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