The Token BB4129SR Road Bottom Bracket is engineered for performancedriven riders seeking optimal power transfer and durability Designed for pressfit frames with a 41mm inner diameter and 865mm shell width this bottom bracket allows you to use SRAM DUB 29mm spindle cranksets in modern road bikes Crafted with precision CNCmachined alloy cups and featuring Tokens premium ceramic TBT bearings it ensures smooth lowfriction performance on every rideBuilt for both speed and longevity the BB4129SR includes dual rubber seals and Tokens patented XSeals to keep contaminants out and lubrication in The highquality construction minimizes energy loss and maximizes efficiency making it a reliable choice for racing or longdistance endurance rides Its clean black anodized finish adds a professional touch to your drivetrain setupFeatures Compatible with 865mm pressfit frames and 29mm DUB crank spindles CNCmachined alloy cups for lightweight strength Premium ceramic TBT bearings for reduced rolling resistance Duallayer XSeals for superior weather and dust protection Black anodized finish for corrosion resistance and sleek aesthetics

NA