Promax Gent 31.8mm Stem Length 35mm 1-1/8" Threadless Black Rim Width (External)-31.5 BB Included No Chainline/Hub Compatibility MFPN=RF728-TSV-R3 J570430 Cassette Body Type:N3W CPSC Safety Standard for

Promax Gent 31.8mm Stem Length 35mm 1 1 8" Threadless Black Rim Width (External) 31.5 BB Included No Chainline Hub Compatibility MFPN=RF728 TSV R3 J570430 Cassette Body Type:N3W CPSC Safety Standard for BB Included No Chainline Hub Compatibility 135 142 MTB Hubs Chainring BCD Direct Mount SRAM Color Lunar Crank Intended Use Mountain Crank Length (mm) 170 Defined Color Gray Drivetrain Speeds 12 Number of Chainrings Chain Retaining Single Pedal Spindle 9 16" Rings 32 Spindle Interface Type SRAM DUB EXT combines Vittorias peerless knowledge of racing performance with the durability of a long lasting nylon casing that uses a unique Silica and Graphene compound for improved rolling efficiency grip and longer wear life