Description
Hope T47 Bottom Bracket Bottom Bracket 86 92mm For 30mm Spindle Stainless BLK MFPN=ZSEC49L G1 S BLK B Constructed with steel components Constructed with steel components Color Black Ring Position Type Single Tooth Count 51 Drivetrain Speeds Single Speed 1 2" x 1 8" Chainring BCD 144 Material Aluminum Defined Color Black