Pure manual measurement, the size data may have 2-3 mm error. For SYM For CRUISYM 300 GTS300/300i 2017-2024 For JOYMAX Motorcycle Brake Clutch Levers. Motorcycle clutch lever 6 positions can be adjusted to your preference. The motorcycle clutch is made of CNC aluminum, which is strong and durable with a long service life. Products can be installed and use without modification, easy to install., Manufacturer: SPAMFAFGHQ