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Full Speed Ahead 8420ST Power Drive Bottom Bracket - English 73x113mm Full Speed Ahead 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 βSnapβ seals.Forged hollow SCM4130 chromo spindle
Industrial 6002KRS cartridge sealed bearings with oversized 3/16β diameter balls
Cold forged aluminium cups
Double βsnapβ seals for water and dirt protection
- TECH SPECS
| Bottom Bracket Shell I.D. | 34 |
| BB/Frame Interface | English |
| BB Shell Width (mm) | 73 |
| Weight | 335 |
| Spindle Length | 113mm |
| Defined Color | Silver |
