Rotor Threaded BB Cupset.
- Left and right 7075-T6 aluminum bottom bracket cups with stainless steel bearings (BB1-Track has all-steel bottom bracket cups)
- Choose 24mm or 30mm spindle, traditional 1.37" x 24tpi or M36 x 24tpi (Italian)
- See chart image for compatibility
This product was added to our catalog on April 25, 2018