... 4. Rim:12"-20" inch steel alloy or aluminum 5. Handlebar and stem: CP,argon- ... CP 11. Mudguard:steel,painting or CP 12. Chain:full chain or 9-form chain cover 13. Pedal:plastic, ... with reflector,without ball, PP/TPE/ALLOY 14. Saddle:good leather,common or ... Color:red,black,blue,green,yellow etc. or produce according to your request 18. Attachments: ...