Key considerations
- Needs open bar end — grips with closed ends must be trimmed
- Sticks out; watch doorways and tight bike racks
- Convex lens shrinks objects
- Left-side mount for US traffic
Pros
- Real glass, clear image
- Stays put
- Simple adjustment
- Reasonable price
Considerations
- Bulky
- Installation fiddly with lock-on grips
- Easily knocked if the bike falls


