Key considerations
- Needs bottle bosses or an adapter
- Adjust snugly; can loosen on rough roads
- Plastic parts wear
- Not for wide thermos bottles
Pros
- Fits many bottle sizes
- Easy to adjust
- Light
- Inexpensive
Considerations
- Less secure on rough terrain
- Needs bosses
Compatibility notes
- Mounts to standard bottle-cage bosses; many e-bike frames lack bosses and need a strap adapter.

