Related Clues:

• Turnpike rollers
• Road runners
• Bicycle wheels
• Bicycle rollers
• Spares, e.g.
• Convertible quintet
• Fizzles (out)
• They may roll off the production line
• Shuffles off this mortal coil
• A bicycle's built for two
• Flops at the box office
• Machine shop tools
• Quiets (down)
• Stamping tools
• Medieval hymn start