Campagnolo Chorus 12s Brake/Shifter Hydraulic, with adjuster, mechanical shifting, Ergopower, each. Hydraulic brakes, Flat Mount, including brake caliper and brake hose (filled with Campa mineral oil LB-300 xs red), weight: 503g (pair).Left, front, 2-speed, front 160mm, including bolts.Specifications:- Type: Brake-/Shifter- Version: Disc brake- Mounting: Front Wheel- Diameter: 160 mm- Variant: Hydraulic- Mounting: Flat Mount (FM)- Features: with adjuster- Material: Aluminum, carbon