Shimano BR-MT420 Disc Brake and BL-MT401 Lever - Rear, Hydraulic, 4-Piston, Post
Model: BR-MT420/BL-MT401 Disc Brake and Lever Set. Anodized aluminum, 2-finger lever with a minimum reach of 75mm. Adjustable reach lever designed for smaller hands with braking power tuned for entry MTB riders.