... .Training wheels is beautiful and cute, at the same time, with reinforcement, more safely; screw cap can protect kids from hurt.Tool ... . Full chain cover also play a protective role. Pedal: plastic, with reflector, without ball, PP/TPE/ALLOY.The overall design, small ... . Chain: full chain or 9-form chain cover13. Pedal: plastic, with reflector, without ball, PP/TPE/ALLOY14. Saddle: good leather, common ...