081-OUNCE-721-F

OUNCE-721-F

JIS-iconBCD130-icon

CRANK LENGTH
曲柄长度
170MM / 172.5MM / 175MM
CHAINRING
齿片
56-46T
CRANK MATERIAL
曲柄材质
FORGED AL-6061-T6
RANK FINISH
曲柄涂层
SAND BLACK
COMPATIBILITY
变速兼容
9S
B.C.D.
螺丝分布直径
130MM
CHAINLINE
链条中心线
43.5MM
CHAINRING MATERIAL
齿片材质
AL-7075-T6 (56T) / ALLOY (46T)
CHAINRING FINISH
齿片涂层
100% CNC MACH, BLACK, SAND ANO. (56T)
CNC DETAIL BLACK SAND ANO. (46T)
Q-FACTOR / I-FACTOR
曲柄后下叉距离
156 / 127MM
B.B. TAPER SQUARE
四方孔轴心
110.5MM
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