[Ergonomic yet Durable Steel Frame]: A durable yet ergonomic steel frame design guarantees safety during riding. Lower standover height improves alignment between body and bike and makes it easier for smaller riders to mount and dismount. [Powerful Dual Disc Brake]: Equipped with mechanical dual disc brakes, the Mercury100 offers a refined, intuitive braking performance that is easy to use. brakes, Mercury100 offers a refined, intuitive braking performance that ensures complete control in every situation. [Excellent transmission]- The Mountain Bike has a Shimano shift handle with the Classic 21 speeds. The front and rear derailleurs allow you to quickly and smoothly change gear to suit a variety of terrains.[High-quality Tires]: made of high-quality rubber material, Mercury100 is equipped with 24 " tires that have strong grip power and abrasion resistance, with 50TPI casing that is the perfect balance of fast rolling and puncture-resistant. [Classic Hardtail Design]: A classic yet lightweight hardtail design is ideal for on-road riding. 100mm front suspension smooths out bumpy, rough terrain, and inspires young riders to take on the road.