- XCR lever lever is a lightweight design, featuring carbon lever blade and titanium hardware - Lever features reach adjustment and hinge clamp for easy installation - One piece 4-piston caliper is CNC machined from a solid billet of 2014 T6 aircraft spec aluminum alloy - Includes: lever assembly, pre-bled (black) hose with stainless fittings, (74mm) caliper - *Rotors and adapters sold separately