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Genuine replacement parts
Get back on your bike with these replacement Bosch crank arms.
Product details
- Gen2 & 4 Bosch systems use small (15-22t) chainrings without spiders
- Includes both left and right crank arms
More options
| Size | 170mm, No ring | 175mm, No ring |
|---|---|---|
| Length | 170mm | 175mm |
| Teeth | No ring | No ring |
| Speed | No ring | No ring |
| BCD | Direct Mount | Direct Mount |
| Chainline | Variable | Variable |
| Offset | Standard | Standard |
| Crank type | ISIS | ISIS |
| Threading | 9/16"(15mm) | 9/16"(15mm) |
| Material | Aluminum | Aluminum |
| Weight | 250g | -- |