Road biking is a fun way to improve your fitness, meet up with new people and absorb your environs at a slower pace than possible from a speeding automobile. These bikes offer speed, agility and efficiency. Hiland Celerite,with an upgraded 2×7 drivetrain that’s light, simple, and easy to use,which make it a great choice for daily commuters or long way road cycling trip. ��Lightweight Frame��Hiland road bike is designed for people who like to ride or use it for daily commuting. The aluminium alloy frame is lightweight, stiff, responsive, and easy to work with. It��s also more durable and potential for higher speeds, it can withstand a harder impact without cracking or failing. ��Brake System��The brake system consists of double caliper brakes which are lighter and more aerodynamic than disc brakes. It can ensure that riders stop immediately in case of emergency. ��Professional Shimano Drivetrain��Hiland road bike features 14 speed L-TWOO derailleurs and SHIMANO Shifters, gives diverse riding experience and also ensures total control in every situation, like in gravel, city road or other tough terrain. You can glide over most obstacles without losing speed or getting shaken around too much. ��700C Tires��It takes less energy to keep the bike at speed. 700c wheels have less rolling resistance, making them more efficient, you can ride further using the same amount of energy. These wheels also have better rollover capability, because have a larger circumference, they can more easily roll over potholes, bumps, branches, roots, and other obstacles on the road or trail. ��Assembly Size Guide�� Size S for people between 5’3″ 5’6″��Size M for people between 5’6″ 6′, Size L for people between 6′ 6’4″CHECK THE SIZE BEFORE YOU ORDER.For people over 12 years old. 85% pre-assembled,easy to assemble,free installation tools and pedals include.