【Extended Ergonomic Handle】: This bicycle brake lever features an optimized length that follows the natural grip curve of your hand, providing comfortable control and more responsive braking performance during rides. 【Dual Adjustment System】: The mountain bike brake lever includes an expansion knob for easy adjustment to fit different hand sizes, plus a fine-tuning dial to quickly adjust cable tension and brake feel without tools. 【Aluminum Alloy Material】: Made from high-strength aluminum alloy, this brake handle offers excellent rigidity, impact resistance, and corrosion protection. It maintains its shape without bending even after long-term use. 【Wide Application】: With a standard 22.2mm mounting diameter, this brake hand lever fits most mountain bike handlebars. It serves as a direct replacement for V-brake and disc brake systems, making upgrades simple. 【Customer Support】：Please reach out via Amazon Messaging — we're ready to help., Manufacturer: BDKMMS