RPN-621C-1-TT
| CRANK LENGTH 曲柄长度 |
170MM / 172.5MM / 175MM |
| CHAINRING 齿片 |
52-36T / 50-34T |
| BB SETS B B 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 |
11S / 10S |
| B.C.D. 螺丝分布直径 |
110 / 80MM |
| CHAINLINE 链条中心线 |
43.5MM |
| CHAINRING MATERIAL 齿片材质 |
ALLOY |
| CHAINRING FINISH 齿片涂层 |
100% CNC MACH., BLACK SAND ANO. (52T, 50T) BLACK SAND ANO. (36T, 34T) |
| Q-FACTOR / I-FACTOR 曲柄后下叉距离 |
158 / 131MM |
| LD-539 |
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