Jagged Rear Brake Rotor - 11.8" 420 Stainless Steel construction, drilled for optimum performance and heat dispersion, Heavy duty construction on a single-piece design, each rotor is the proper thickness for the rear of heavy touring models , Performance rotor designed specifically for the rear of FLT Touring Bagger models, Enhances braking performance and the style of factory or aftermarket wheels, Rotor has a 11-4/5" diameter and a thicker than standard 11/40" thickness