Based on Guide architecture, Code’s fluid reservoir and pistons are bigger Designed to deliver massive power, predictable modulation and incredible heat management for braking control on the longest descents and under the burliest loads. Swinglink, Contact Point Adjust, and Lever Pivot Bearings SRAM Model ID: DB-CODE-RSC-A1 Attributes Brake Material Aluminum Caliper mount Post mount Disc Diameter Not included Fluid DOT 5.1 Lever Blade Material Aluminum Pistons 4 Primary Color Black Shift Lever Comp. MatchMaker and MMX Compatible