21-Speed Adult Mountain Bike with High-Carbon Steel Frame
Designed for rugged trails and urban commutes, this mountain bike features a lightweight magnesium alloy rigid frame for enhanced durability and shock absorption. The high-carbon steel construction ensures superior strength while keeping the weight at just 17kg. Equipped with a precision 21-speed Shimano-style gear system for smooth shifting on steep inclines and varied terrains. Available in 26" or 24" wheel sizes to suit different rider heights (135cm x 19cm x 72cm frame dimensions). Ideal for off-road adventures, fitness cycling, or daily commuting. The corrosion-resistant chain and ergonomic handlebars provide long-lasting comfort and control. Wholesale pricing available for bulk orders—global shipping, unbeatable value. Upgrade your ride with this high-performance, budget-friendly mountain bike.