Chainring : 50T/39T/30T
Ring Material / Finish : 50T AL SB Silver or BK ANOD. / CNC
39T AL SB Silver, 30T ST Silver or ED
Crank Length : 175, 172.5, 170, 165mm
Crank Material / Finish : AL 6061-T6 Forged, Silver or BK ANOD
BCD 螺絲中心直徑 130/74mm
Chainline : 45mm
Suggested Spindle : Square-113.5mm,ISIS -118mm
