SRAM Dub BSA Bottom Bracket, Road/MTB Front Chainwheel they stay put and will

they stay put and will not bother you while swimming

Can adjust cage angle and cage height for a perfect custom position

it has a neutral buoyancy level

the high carb density

SRAM Dub BSA Bottom Bracket, Road/MTB Front Chainwheel they stay put and willThe 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. For better crankarm compatibility. For better protection from the elements. For longer lasting performance. To be stronger,