The A46 combines normally incompatible cranks and frames, accepting 24mm cranks and fitting inside 46mm diameter BB shells (frames designed around PressFit 30 bottom brackets). Use your old cranks with new frames! Technical Details- CR0094 accepts 24mm crank spindles (Hollowtech II, RaceFace X-Type)- CR0095 accepts GXP-type cranks from Truvativ & SRAM- Enduro cartridge bearings and seals Part NumbersQBP #CompatibilityCR0094Shimano/24mmCR0095SRAM/GXP