Extend MTB SR13I cranks, 2x8/9/10, 22-36T, OEM
Duralumin/steel double-converter for 8/9/10S bikes on 170mm/175mm duralumin crank and with integrated 24mm axle (Hollowtech II compatible) to BSA threaded center.
Material: cranks - Al 60601-T6 / external converter - 3mm duralumin + internal converter - steel / axis - CrMo.
Ramps on the back of the outer derailleur for better chain transition when shifting
Chain line 48.5 mm.
Q-factor - 176 mm.
BCD = 104/64 mm
Weight: derailleurs + right crank = 591 g / left crank + bolt = 297 g
OEM packaging
Groupset | Other |
Gears | 2x8 |
product ID | 318407 |

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