GALFER ROTOR 11.8" SOLID CUBIQ FR STAINLESS HD FLH DYNA SOFTAIL #17-10041GALFER ROTOR 11. 8" SOLID CUBIQ FR STAINLESS HD FLH DYNA SOFTAIL #17 10041 Key Features Reduced Weight: It is up to 40% lighter than standard round rotors, which reduces unsprung weight and the gyroscopic effect for better maneuverability. Improved Cooling: The increased perimeter surface area enhances heat dissipation, helping to prevent brake fade during heavy use. Durability: Constructed from laser cut (never stamped) high carbon 420 stainless