Wheels Manufacturing PressFit 30 to Shimano Thread-Together Bottom Bracket ZERO Ceramic Hybrid Bearings BLK Model=Tourney ST-A070/A073 Pinch flats are a distant MFPN=RF728-TSV-R3 J570430 Cassette Body Type:N3W CPSC Safety Standard for

Wheels Manufacturing PressFit 30 to Shimano Thread Together Bottom Bracket ZERO Ceramic Hybrid Bearings BLK Model=Tourney ST A070 A073 Pinch flats are a distant MFPN=RF728 TSV R3 J570430 Cassette Body Type:N3W CPSC Safety Standard for Pinch flats are a distant memory thanks to their hollow bead wall technology and Hydra2’s immediate engagement grants you the precision to pull off your dream lines Defined Color Gray Rings 34 Spindle Interface Type SRAM DUB Chainring BCD Direct Mount SRAM Color Gray Chainline Hub Compatibility 141 148 Boost Hubs Drivetrain Speeds 11 Drivetrain Speeds 12 Number of Chainrings Chain Retaining Single Crank Intended Use Mountain BB Included No Pedal Spindle 9 16" Crank Length (mm) 175