FSA (FSA Speed Ahead) 8420ST Power Drive Bottom Bracket - English, 73x113mm, FSA Power Drive Spindle, Silver Bells & Horns The ST 5 Flow saddle

The ST 5 Flow saddle delivers comfort

713669-Q0-L

713582-Q1-L38A04

- Double row ABEC-3 bearing with stainless steel balls and races

Manufacturer Part Number: 803-00-208

FSA (FSA Speed Ahead) 8420ST Power Drive Bottom Bracket - English, 73x113mm, FSA Power Drive Spindle, Silver Bells & Horns The ST 5 Flow saddleReplacement 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 Product Specifics BB Shell