- Speed: 12v
- Aluminum connecting rod and external balancer
- 3D Embrace technology: keeps the gearbox vertically aligned in the perfect position for each sprocket and perfectly advances the upper pulley along the direction of advancement of the bicycle.
- Optimized return spring: In the event of road roughness, the spring present between the upper body and the joint absorbs vibrations, always guaranteeing optimal support of the chain on the sprockets.
- Optimization of the trajectory: The movement of the gearbox ensures that the upper balance wheel is always at a close and constant distance from the sprocket in use.
- Maximum sprocket: 34 teeth
- Weight: 181 g
- Use: Road
- Speed Gearbox: 12v
- Maximum supported sprocket (teeth): 34 teeth
- Gearbox cage length: Medium
- Color: Black