Bybafun 27.5-in Adult unisex Road bike

27.5-in Adult unisex Road bike. 700C Hybrid bike or Road bike speed and hybrid bike versatility,85% pre-assembled,easy to assemble,free installation tools and pedals include.. Shimano 7-speed change system provide a stable speed change experience,Front and Rear Disc brakes ,double brakes more safter and faster braking response.. Aluminum rims, TEC chain and High-performance tires,good riding experience.