Related Clues:

• Propel a bike
• Gas or brake
• Spinning-wheel pedal
• Propel a bicycle
• Use an Exercycle
• Foot-operated lever
• Brake, for one
• Old sewing machine mechanism
• Unicycle part
• It gets depressed a lot
• Get around on a trike
• Tandem mover
• Flooring implement?
• It's operated by foot
• "Put the ___ to the metal!"