Ensure the safety of your rear brake caliper with the new billet aluminum Rear Brake Caliper guard designed for ultimate protection and cooling. This product offers a simple two-bolt installation. The Rear Brake Caliper guard fits the "New Style" rear disc guard with the machined tabs for this caliper guard, fitting both the small 20 mm and large 25 mm rear disc guards. Note: These are ONLY compatible with the Bullet Proof Designs rear disc guards; they will NOT work with the stock caliper carrier bracket, or any other brand aftermarket rear disc guards.