Peterson Brass .243 Winchester Small Rifle Primer Casings are precision-manufactured reloading brass engineered for handloaders who demand consistency and accuracy from one of the most versatile cartridges in the lineup. The small rifle primer pocket configuration offers more consistent ignition and is a popular choice among precision shooters and competitive reloaders looking to maximize the inherent accuracy potential of the .243 Win. Each casing is drawn from high-quality brass and held to tight tolerances, delivering uniform wall thickness, consistent neck tension, and precisely machined primer pockets for dependable, repeatable performance load after load. Built to withstand multiple reloading cycles without compromising dimensional consistency or structural integrity, Peterson Brass .243 Win SRP is a trusted choice at the bench and in the field. Packaged 50 casings per box, this is brass built to perform. Peterson Brass .243 Win SRP Brass Rifle Casings Box of 50 40006R