1. Material: CNC aluminum alloy 2. General standard 7/8 inch (22mm) dual hydraulic front brake main cylinder and clutch rod adjustable lever and reservoir assembly 3. Lever is the cover of brake fluid container with aluminium and anodization in the same color. 4. Aluminum case, piston made of special stainless steel. Lever is adjustable 5. Applicable: Most 50cc brands. Sports bicycles/street bicycles/scooters with standard handlebars up to 300cc.7/8 (22mm) 6. According to ergonomic design, the grip feels comfortable 7. When braking, the power will be cut off automatically and the rear light will be controlled. 8. Size: 27x9.5x9.5CM 9. Weight: 0.854 kg