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GUB BB30/24 Press-fit Ceramic bearing Bottom Bracket

OD 42mm diameter, ID 24/22mm diameter(used adapter)

Fit for SHIMANO, SRAM, BB length 68-73mm frame used, compatible MTB and Road

The interlocking design reduces noise & increases rigidity, the sealing system is easy to maintain and lubricate, the double O-ring design prevents water from entering the BB and can be used as a buffer for the frame and BB