The Mitchell Defense Enhanced Buffer Spring is a revolutionary component designed specifically for AR15 and AR9 rifles. Crafted from high-quality stainless steel, this spring offers unparalleled performance and durability, setting a new standard in the firearms industry.The MD Enhanced Buffer Spring is a game-changer for AR15 and AR9 rifle owners. With its superior durability, enhanced performance, and corrosion resistance, it offers a significant upgrade over traditional round wire springs. Whether you're a competitive shooter, a hunter, or a collector, this spring is designed to meet your highest standards and provide you with a reliable, long-lasting solution. FeaturesLonger Lifespan: The MD Enhanced Buffer Spring is engineered to last over 200,000 cycles before it begins to lose its springiness. This is a significant improvement over traditional round wire springs, which can start to degrade in performance after as few as 3,000 cycles.Proprietary Metal Treatment: We do a proprie...