21-Speed Disc Brakes Racing Bike

Specification Sport or Fitness Type:Cycling Main Color:Black+Red Use Case:Garden & Outdoor Product Style:Classic Filler:Polyurethane Foam Main Material:Carbon steel Details Product Features: [Durable Steel Frame]27x16 inch sturdy and durable steel frame, provide safe and stable cycling experience. Ergonomically design, suitable for mens womens height 4'2"-4'9", max weight is up to 250lbs. [Powerful Dual Disc Brakes] Ecarpat mountain bikes feature a mechanical disc brake system that ensures safety. Front disc brakes can greatly reduce the braking distance and ensure that you can stop immediately in case of emergency. Safety always first. [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 obst