... Material6061ALITEM NO.FB-14Frame6061series aluminiumDrive trainKevlar greaseless beltDrive wheels14" or 16''BrakeDics brakeSpeedSingle speed(56 gear inch)product sizefolding size:114 ... ×H)115cm×27cm×58cmLEAD TIME10~15daysCOLORRed ,Yellow, black ,White,blue. 16''Folding bike ,foldable bicycle,folded bike