RPN-621C-1-TT
1302

RPN-521C-TT-N

NEW icon-BCD110_5 icon-TT

CRANK LENGTH
曲柄长度
165MM / 170MM / 172.5MM / 175MM
CHAINRING
齿片
50-34T
BB SETS
BB组
PW-BB68+ / PW-BB86
CRANK MATERIAL
曲柄材质
FORGED AL-6061-T6
CRANK FINISH
曲柄涂层
BLACK SAND ANO.
COMPATIBILITY
变速兼容
9S / 8S
B.C.D
螺丝分布直径
110MM
CHAINRING MATERIAL
齿片材质
ALLOY
CHAINRING FINISH
齿片涂层
CNC DETAIL, BLACK SAND ANO.
Q-FACTOR / I-FACTOR
曲柄后下叉距离
158 / 131MM
LD-539
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