Possible Clues:

• Mod's adversary - curved bar beneath a chair
• Seat for cyclist in leathers
• One leather-clad chair?
• Nineteen sixties mod counterpart
• Curved cradle piece
• Mod's 1960s rival — curved support under chair legs
• Many a nursery chair
• China's endless for leather-clad motorcyclist
• Nursery chair
• 1960s' youth in leather, often on a motorbike