PRO-552PP-3
| CRANK LENGTH 曲柄长度 |
152MM / 160MM / 165MM / 170MM / 175MM |
| CHAINRING 齿片 |
52T / 48T / 46T |
| CRANK MATERIAL 曲柄材质 |
FORGED AL-6061-T6 |
| CRANK FINISH 曲柄涂层 |
SILVER |
| CHAINLINE 链条中心线 |
44.5MM |
| CHAINRING MATERIAL 齿片材质 |
ALLOY OR STEEL |
| CHAINRING FINISH 齿片涂层 |
SILVER SAND ANO. OR SILVER |
| CHAINGUARD 鏈盖 |
DOUBLE PLASTIC, SILVER |
| Q-FACTOR / I-FACTOR 曲柄后下叉距离 |
171 / 142MM |
| B.B. TAPER SQUARE 四方孔轴心 |
116MM |
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