The Cobalt Kinetics A5-CKH4 Buffer Kit is a premium aftermarket accessory designed to enhance the performance and reliability of your firearm. Crafted with precision engineering, this kit includes the Cobalt/VLTOR A5-CK buffer, an A5 buffer tube, and an A5 length spring, providing a comprehensive solution for your firearm's buffer system. The A5-CKH4 buffer weighs in at a robust 6.83 ounces, offering increased mass and improved recoil management for a smoother, more controlled shooting experience. This buffer is specifically designed to work in conjunction with the A5 buffer tube and spring, ensuring seamless integration and optimal performance. Key Features: Cobalt/VLTOR A5-CK buffer for enhanced recoil control A5 buffer tube and A5 length spring for a complete, high-quality buffer system Durable construction and precision engineering for reliable performance Whether you're a competitive shooter, a tactical operator, or a passionate enthusiast, the Cobalt Kinetics A5-CKH4 Buffer Kit is an essential upgrade to elevate the performance of your firearm. Invest in the best and experience the difference that this premium buffer kit can make.