... size: 12'' 14''16'' 20'' steel alloy and aluminium 2, High quality and competitive price 3, Fashional bicycle:1,Rim size ... : 20'' 24'' 26'' steel alloy and aluminium2, High quality and competitive price3, Fashional design4, Handlebar and sterm: CP ... 4 pcs/CTN18, Green paint is good for health 2012 high-quality Mountain Bicycle