Across
- 3. Toothed wheel that drives a bicycle chain
- 6. A tire with no air in it
- 7. coolest Brompton employee
- 8. Traditional Brompton wheel diameter
Down
- 1. Wider valve commonly found on car tires and some bikes
- 2. City where Brompton was founded
- 4. Brompton's founder and inventor
- 5. The magic mechanism behind Brompton's party trick