Zacro 26 inches folding mountain bike can quick-release clip allowing for easy folding in seconds. Whether you’re taking it on the train . bus . or in the trunk of your car . Zacro compact folding bicycle is the ultimate convenience for on-the-go riders. 24-speed gear system offers effortless shifting and versatile performance . this mountain bike’s smooth shifting and power-packed system make it perfect for uphill . downhill . and flat surface riding.