1. hi-ten steel frame 2. 16x2.125 tire, 16x1.75 aluminum rim 3. double aluminum V-brake 4. BMX steel crosee bar 5. CE Overview Size16inchColor(s)RedFrameset Framesteel, 1.2mm, TIG weldingForkSteel Drivetrain Crankset/ Chainwheel noChain guardnoChain noSpeed1 speedWheel Tire16inch air tire Tube16inch BUTYLRimalloy, paintSpoke14g x 28H, UCPHubF/R, steel,oversize tubeComponents PedalnoBrakedouble ...