The Armaspec SRS Buffer Kit Gen 4, featuring the Stealth Recoil Spring-H3, is designed to deliver smoother operation and enhanced reliability for AR-15 platforms. This black kit combines precision-engineered components that work together to reduce felt recoil, improve cyclic stability, and preserve muzzle control during rapid follow-up shots. Built to fit AR-15 platforms, the SRS Buffer Kit Gen 4 integrates a tailored spring system with optimized compression curves, providing consistent performance across a variety of buffer weights and gas settings. Ideal for shooters who demand quiet, predictable cycling without sacrificing accuracy, the Stealth Recoil Spring-H3 helps minimize carrier tilt and bolt bounce, contributing to improved bolt lockback timing and reduced wear on the bolt and buffer tube. The kits compact, integrated design simplifies installation and helps maintain reliable chambering and extraction, even under demanding field conditions. Whether enhancing competitive performance, duty readiness, or recreational plinking, this AR-15 compatible set supports smoother recoil impulse, steadier shot-to-shot recovery, and a cleaner, more controlled shooting experience.