Durasight Dead-On 1 piece 1" Scope Mount and Rings System for CVA Rifles and Muzzleloaders Fits all CVA break action centerfire and muzzleloading rifles with the serial # ending in -10 or greater (with the exception of CVA Apex) - High heightbr - Fits 1" scope tubesbr - Matte black finishbr - 50% stronger than aluminumbr - Guaranteed for life from the manufacturerbr - Weaver compatiblep