Amazon.com: SHIMANO ST-EF500-4 Bicycle Shift/Brake Lever Set - 3 x 7 Speed, EZ-Fire Plus, 4F-Alloy, for V-Brake - Black - ESTEF5004PV7A3 : Sports & Outdoors
Amazon.com: SHIMANO BR-MT500 Disc Brake and BL-MT501 Lever - Rear, Hydraulic, 2-Piston, Post Mount, Black : Sports & Outdoors