The Cobalt Kinetics COBALT A5-CKH4 A5-CK BUFFER H4 offers a refined solution for rifle recoil management with an anodized aluminum build that complements a wide range of configurations. This kit bundles the Cobalt/VLTOR A5-CK buffer, A5 buffer tube, and an A5 length spring, delivering a cohesive, high-quality recoil reduction system designed to optimize cycling consistency and reduce perceived recoil without sacrificing reliability. With its durable aluminum construction and precise anodized finish, the components resist wear in demanding shooting environments while maintaining smooth operation over time. The A5-CK buffer is engineered to work harmoniously with the A5-length spring and tube, enabling a balanced buffer weight and stroke that help maintain a steady muzzle rise and controllable follow-up shots across a variety of calibers and platforms. Ideal for builders and shooters seeking to upgrade recoil impulse and overall rifle feel, this kit simplifies installation and compatibility, allowing shooters to tailor their setup for enhanced accuracy and comfort. Built with practical compatibility in mind, the A5-CKH4 integrates seamlessly into existing systems, delivering dependable performance and a refined shooting experience.