Structure: The unique hollow designs maintains brake levers durability while minimizing overall weight, making thems ideal for high cycling needs Light Weight Designs: These aluminum alloy brake levers significantly reduce handlebar weight while maintaining strength, enhancing riding efficiency and Adjustable Reach: Customize the distance between the brake levers and handlebar to suit different riding styles, improving and flexibility on various terrains Comfortable Grip: Precisions machining ensures a grip, providing excellent control and comfort during rides for a smoother cycling Wide Compatibility: Suitable for V brakes, C brakes, and disc brake systems, featuring 22.2mm installation diameter to fit most bike models for versatile use