MTB BB

  -Improved driving rigidity -Close ratio gear combination for minimum shifting gap and maintaining rhythm -Enhanced chain retention -Better sealing and better rotation -Various choices for bike and riding style -More durable chainwheel teeth -New...

- Press-Fit Type Bottom Bracket

-Lightweight to offset weight disadvantage of drivetrain -Smoother rotation -Better sealing performance -Durable enough for mountain bike usage -Fits various frame designs -SM-BB93 for threaded bottom bracket -SM-BB94-41A for press-fit bottom bracket -...