This bike has a high quality ultralight aluminum frame and an inner wire design
The brake system consists of double Caliper brakes. And SHIMANO 3*7-speed Shifters ensures total control in every situation.
The bike can be used to ride comfortably in the city.The 700C wheels offer the high-speed experience of a road bike.
85% pre-assembled,easy to assemble,free installation tools and pedals include.
Size 49 cm for people between 5'3" & 5'6"，Size 53 cm for people between 5'6" & 6', Size 59 cm for people between 6 & 6'4" CHECK THE SIZE BEFORE YOU ORDER.