Applicability: For ZX-4R For ZX-4RR 2023 2024 2025 For Z900 2019 2020 2021 2022 2023-2024 Installation: The motorcycle brake handle is simple to use, practical and convenient, does not require any modification, can be installed and removed without complex tools, saves time and effort, is light and practical. Function: The motorcycle clutch lever is highly sensitive and responsive. It has an adjustable six-speed, suitable for different riders. With brake contacts and clutch contacts. 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