Birzman SRAM DUB T47 BB Socket MFPN=WH21TURRBST35XD29R Reduces rider fatigue while simultaneously

Reduces rider fatigue while simultaneously increasing raceday reliability

Eagle technology provides an expanded optimum gear range and is 100-percent compatible with all levels of SRAM Eagle drivetrain systems

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

Trolley wheels add maneuverability off the bike

5 Weight 575 Actuation Wireless Remote Diameter 31

Birzman SRAM DUB T47 BB Socket MFPN=WH21TURRBST35XD29R Reduces rider fatigue while simultaneouslyExternal 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