FSA FSA Speed Ahead 8420ST Power Drive Bottom Bracket - English 73x118mm FSA Power Drive Spindle Silver Model=Sendit Caddy Seat Bag Length 258 Color Black Includes

Length 258 Color Black Includes Mount Bracket Yes Includes Gauge No Weight 118 Defined Color Black Valve Compatibility Presta PSI 120

warm-up and cold or wet conditions

Color Silver/Gray Half Link Chain No Drivetrain Speeds 11 Defined Color Silver Links (links) 120 Chain Connection Type Single Use Master Link Width 5

MainDrive External Headsets utilize forged steel cups alloy tops and cap with sealed mechanism bearings

FSA FSA Speed Ahead 8420ST Power Drive Bottom Bracket - English 73x118mm FSA Power Drive Spindle Silver Model=Sendit Caddy Seat Bag Length 258 Color Black IncludesReplacement 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