ETERNAL-721C-TT

ETERNAL-721C-TT

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CRANK LENGTH
曲柄长度
170mm, 172.5mm, 175mm
CRANK MATERIAL
曲柄材质
Forged AL-6061-T6
CRANK FINISH
曲柄涂层
HP Black Ano.
COMPATIBILITY
变速兼容
11S, 10S
CHAINLINE
链条中心线
43.5mm
BCD
螺丝分布直径
130mm
CHAINRING
齿片
53-39T
CHAINRING MATERIAL
齿片材质
AL-7075-T6
CHAINRING FINISH
齿片涂层
100% CNC Mach., Black Sand Ano.
Q-FACTOR /I-FACTOR
曲柄后下叉距离
152/123mm
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