Side A: 16 Notch 44 for BSA/ITA/BB30/T47X68 for Shimano/SRAM GXP/Campagnolo UT.Side B: 12 Notch 46,5 for BSA/ITA/T47X68 for 30mm/SRAM DUB, BB30 SRAM DUB.FeaturesMagnetic center guide for 22.2, 24, 28, 29 and 30mm bearing bore.Stable engagement wth cups...