说明

• Bottom Bracket Feature 【Shell width】Fit frames with 68/73mm backside bracket shells 【Thread】BC1*24T L/R Threaded Connection design increase lateral stability to circumvent creaking sound 【Material】EVOSID BSA Bottom Bracket characterize cold-forged machined aluminum alloy cups, dual-labyrinth bearing covers and precision sealed bearings, weight about 80g 【Application】Designed for street bike, they are perfect match 29mm crank spindle 【CNC Process】7075 aluminium alloy CNC engraving and milling, anodic oxidation, great sturdy and light weight, excessive strength, strong, neither deforms smoothly nor scratches the axle It would be reused

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审核