Junior frame, AL6061-T4 / T6 Size 16 "/ 21cm Rigid fork, HiTen Medium Friction Cups One-Piece 16 "/ 32T disc arm Free 18T KMC chain Oversize Front Center Rear Oversize Center Aluminum Wreaths 16 "x1.75 tires Brakes 16 "V-brakes Steering wheel Riser bar, 16 "/ 52cm Steering wheel neck 30mm extension, 15cm quill Seat Neck 16 "27.2 * 250 mm Saddle Boys / Girls Comfort, with protection