Material: Made of aluminum alloy, it enhances its stability. Aluminum alloy has high hardness and good stability. Function: This clutch for master cylinder lever has an adjustable design, ergonomic shape, 6-speed adjustable distance, convenient for different riders to use; Installation: The installation process is simple and direct, and the existing brake lever can be replaced without the assistance of professionals. Fits with the precision-machined pivot hole to provide continuous and stable braking force under any conditions. Wide Compatibility: Designed for a wide for range of mainstream motorcycle models, supporting vehicles with dual disc brakes. Before purchasing, you can verify the model and year of the motorcycle, or provide this information for customer service assistance to avoid the embarrassment of incompatibility. Routine Inspection: After each motorcycle wash, it is recommended to check the base of the clutch and brake levers for cracks, and ensure the left and right rocker arms of the dual disc brake levers are on the same plane. If any loose screws or lack of lubrication are found, tighten them promptly., Manufacturer: Naojino