1. Motorroller   inner tube   scooter   exhaust pipe   pedal   Hint Half-n-half Clue   2. Zahn   sprocket   gear lever   spoke   cable   Half-n-half Clue   3. Reifen   tire   handlebar   exhaust pipe   tire pressure   Half-n-half Clue   4. Motor   handbrake   valve   engine   tire pressure   Half-n-half Clue   5. Rad   wheel   brake   pump   scooter   Half-n-half Clue   6. Pedal   scooter   exhaust pipe   pedal   inner tube   Half-n-half Clue   7. Kabel   handbrake   cable   shock absorber   brake   Half-n-half Clue