1. raggio   cable   seat   lock   spoke   Hint Half-n-half Clue   2. ruota   wheel   handbrake   engine   helmet   Half-n-half Clue   3. leva del cambio   gear lever   pedal   helmet   lock   Half-n-half Clue   4. dente di ruota   scooter   tire   lock   sprocket   Half-n-half Clue   5. casco   chain   pump   lock   helmet   Half-n-half Clue   6. catena   engine   horn   chain   gear lever   Half-n-half Clue   7. pneumatico   tire   spoke   tricycle   pedal   Half-n-half Clue