Proximity Sport

Niner CYA Press Fit Bottom Bracket Cups Adapter 89.5/92 mm Black

Compatible with all BB30 style cranks (30mm spindle) and SRAM PF30 BB. Press CYA Inserts into frame, then install PF30 cups and cranks per manufacturesinstructions. NOTE: Do not confuse BB30 with SRAM Press Fit 30. The outer diameter of the BB bearings is different, so you must use the corresponding CYAcups.

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