Sram -BB DUB BB30 Bottom Bracket Winter Kit a perfect combination of comfort

a perfect combination of comfort and functionality

• Silicon gripper to prevent slipping

Thoughtfully designed with a lightweight aluminum frame

but also for those who wish to benefit from the same tech as the pros

The 9-speed SHIMANO ALTUS M370 rear derailleur use its MEGA 9 DRIVE TRAIN design to deliver smooth

Sram -BB DUB BB30 Bottom Bracket Winter Kit a perfect combination of comfortThe SRAM DUB bottom bracket series has a simple jobconnect your crankarms and protect the smooth, long lasting application of power to your drivetrain. To allow that singular focus, we've engineered the DUB spindle to be the one true unifying component. One oversized spindle to work across every bottom bracket specification.