SRAM Apex Disc Brake and Lever - Left/Rear, Flat Mount, 2-Piston, 20mm Offset, Black, A1There's no need for a shift mechanism, but the SRAM Apex disc brake is still packed with features. The hood shape has an optimized shape to fit a wide range of hand sizes, and the tooled Reach Adjust provides additional personalization. Designed for riders that prefer left brake lever operation to control the rear brake caliper. Textured hood with optimized shape fits a wider range of hand sizes and provides better control and comfort Designed for