Shimano BL-M601 is a high-performance brake lever designed for mountain bikes, providing exceptional braking control in various conditions. Its adjustable power adjuster allows riders to customize the braking force according to their preferences and riding style. The lever features Shimano's SERVO WAVE ACTION technology, delivering smooth and powerful braking with minimal lever movement. Its ergonomic design ensures comfort and ease of use, making it suitable for long rides and challenging terrains.