The Guntec USA GUNTEC AR9 BUFFER AND SPRING delivers a clean, reliable upgrade for AR-9 platforms, combining a 9mm Luger compatibility with an 8.2 oz, 4" long buffer and a clear polyurethane bumper with a stainless steel body to absorb and redirect recoil efficiently. This AR-9 buffer and spring set features a carbine length teflon coated chrome spring for smooth cycling, enhanced durability, and consistent performance in high-volume shooting scenarios, making it a dependable choice for enthusiasts seeking improved muzzle control and reduced felt recoil. Crafted with chrome material and finished in teflon coating, the buffer and spring are designed to fit Ar-15 accessory applications while maintaining USA-made quality that shooters trust, ensuring compatibility and long-term reliability across AR-9 builds. The compact 1.30 x 1.20 x 14.35 dimensions reflect a thoughtfully engineered component that blends seamlessly into the rifles operation, offering improved recoil management without sacrificing cycling reliability. Ideal for AR-9 enthusiasts seeking a precise, factory-quality buffer and spring set that supports steady follow-up shots and consistent performance across varied ammunition, this Guntec USA buffer and spring is a practical upgrade for enhancing recoil characteristics and overall function in 9mm AR platforms.