1. pompa   pedal   tire pressure   pump   inner tube   Hint Half-n-half Clue   2. raggio   shock absorber   pump   gear lever   spoke   Half-n-half Clue   3. dente di ruota   inner tube   helmet   sprocket   gear lever   Half-n-half Clue   4. freno a mano   wheel   tire pressure   scooter   handbrake   Half-n-half Clue   5. corno   horn   wheel   tire   pedal   Half-n-half Clue   6. scappamento   inner tube   pump   exhaust pipe   handlebar   Half-n-half Clue   7. motocicletta   lock   motorcycle   cable   tire   Half-n-half Clue