Upgrade your e-bike with the ethirteen Helix Core e*spec crankarms. They're built for e-MTB strength, so you don't need to worry about pedal strikes or holding back on your next gravity run.
- Forged aluminum arms keep you confident on the trail
- Alloy self-extracting crank bolts mean efficient routine service and minimum added weight
- Designed for use with Bosch, Brose S Mag and TQ HPR 50 motors
- Compatible with 24 mm ISIS spindles
- Comes with crankset, crank boots (x2), sticker and user manual
Imported.
View all ethirteen Bike Cranksets| Best Use | Mountain Biking |
|---|---|
| Crankarm Length | 170 MM: 170 millimeters |
| Crankarm Material | Aluminum |
| Bottom Bracket Compatibility | 24 mm ISIS |
| Bolt Circle Diameter | Not Applicable |
| Q Factor | Bosch Gen4 = 181.5 mm / Brose S Mag = 195 mm / TQ HPR50 = 181.5 mm |
| Material(s) | Forged AL-6066-T6 |
| Weight | 170 MM: 529 |