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Compatible with Shimano 12-speed drivetrain
Model Doon Length 172
) with plugs
44% nylon / 44% poly / 12% spandex
CeramicSpeed T47/68 Threaded BB Alpha Gravel SRAM Black Weight-242 Compatible with Shimano 12-speed drivetrainSave watts and ride faster with guaranteed lowest friction, optimized power transfer, and longest product lifetime Covered by a lifetime warranty Developed to improve upon the original CeramicSpeed BB, with every design element isolated, analyzed, and refinedeach part carefully evaluated for opportunities to increase performance 10% lighter DUB specific cups for right setup with less spacers Stainless steel races for longer durability Refined light
