Enhance your rifle's performance with the Armaspec SMB Buffer Kit H Gen 3, designed for precision and durability. This comprehensive kit is the perfect solution for any AR-15 build, incorporating cutting-edge Sound Mitigation Buffer technology to replace standard OEM components. SMB-H Buffer, 3.8oz for optimal weight distribution Complete with SMB Buffer, Buffer Tube, Endplate, and Castle Nut Compatible with AR-15 Pattern Firearms for versatile application Transform your shooting experience with unparalleled efficiency and performance.