Birzman SRAM DUB T47 BB Socket MFPN=WH21TURRBST35XD29R ISM's Performance Recreation saddles are

ISM's Performance Recreation saddles are based on the same platform as ISM's Performance Short saddles but feature extra padding for more long-mile comfort

}SRAM Force 1x XPLR AXS Power Meter Wide Crankset - 170mm 12/13-Speed 42t 8-Bolt Direct Mount DUB PM Spindle Carbon E1

}Park Tool BBT-59

5 Weight 575 Actuation Wireless Remote Diameter 31

Birzman SRAM DUB T47 BB Socket MFPN=WH21TURRBST35XD29R ISM's Performance Recreation saddles areExternal bearing bottom bracket socket Constructed using CNC machined hardened steel 1 2" drive compatible Model SRAM DUB T47 BB Socket Description Bottom Bracket Socket Color Silver