- Technologies A-Z
- Frame
- BB30 Bottom Bracket
- Bottom Bracket
- Chainstay Postmount
- Easy Access Bearing System
- Elbowed Comfort Seatstays
- F.I.R.S.T.
- Hammerhead Toptube
- Hammerschmidt Ready
- Knuckle Box
- Maximum Tire Clearance
- Pressfit30
- Reinforcing Integrated Cable Tunnel
- Sloped Toptube
- SSPS
- Tapered Headtube
- Tapered Seattube
- Trapezoid Downtube
- 3D Dropout
- Material
- Production Process
- Frame
- Fabrication
- Testlab
Hammerhead Toptube
The hydromolded top tube – a complex molded top tube with different profiles and diameters – clenches the headtube, thus guaranteeing stiffness in the headset and perfect handling.

