1. rueda   seat   pedal   wheel   spoke   Hint Half-n-half Clue   2. piñón, diente de engranaje   cable   handlebar   sprocket   valve   Half-n-half Clue   3. freno   brake   tricycle   handbrake   horn   Half-n-half Clue   4. neumático   motorcycle   tire   chain   inner tube   Half-n-half Clue   5. cadena   tire pressure   chain   tricycle   lock   Half-n-half Clue   6. amortiguador   exhaust pipe   tire pressure   sprocket   shock absorber   Half-n-half Clue   7. rayo   spoke   sprocket   exhaust pipe   brake   Half-n-half Clue