This Isis Drive crank case is equipped with a chromoly steel hollow shaft that provides excellent rigidity for maximum power transfer.
Integral bearings are perfectly tight and are protected by new external seals protecting them from mud and water.
Details:
- R resistant and rigid
- CroMo steel hollow shaft for Isis Drive cranks
- Inner ball bearings
- Aluminum cups forged cold
- New external joints
- Chromoly screw M15
- Finish: Platinum, Satin, Chrome
MORE INFORMATION
| Bottom bracket width | 68 |
| Bottom bracket mount | BSC / BSA |
| Frame Inner Diameter | 34.75 |
| Bearing Quality | Steel |
| Spindle | Isis |
| Crank Standard | Isis |




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