Full Speed Ahead 8420ST Power Drive Bottom Bracket - English 68x113mm Full Speed Ahead Power Drive Spindle Silver Bead-Non-Folding BCD Direct Mount SRAM 8

BCD Direct Mount SRAM 8 Bolt Crank Arm Length 160mm

Axle/Hub spacing 15x110mm TA Skewer Weight 74g Material Alloy Position Front Skewer Length 158mm Hub Axle Thread M15x1

Color Brown/Transparent Defined Color Tan Flat Protection Tread ISO Diameter 622 / Road / 29" ISO Width (mm) 35 Labeled Size 700 x 35 PSI 65 TPI 67 Tire Bead Folding Tire Diameter 700c Tire Intended Use Gravel Tire Type Tubeless Ready Clincher Weight 410

Deep rim profiles require longer nipples

Updated with a lighter wood core for easier ascents and overall efficiency

Full Speed Ahead 8420ST Power Drive Bottom Bracket - English 68x113mm Full Speed Ahead Power Drive Spindle Silver Bead-Non-Folding BCD Direct Mount SRAM 8Replacement 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