This product is a Motorcycle Brake & Clutch Lever with a 7/8'' 22mm Master Cylinder Reservoir. It includes a pair of Master Cylinder levers for the left and right sides. The levers are made of CNC Aluminum Alloy in black color, with a mirror holder thread size of 10mm. The piston hole size is 12.7mm, and the banjo bolt size is M10x1.25mm. Compatibility details with specific makes, models, and years are provided.