Enhance your AR-9 platform with the ARMASPEC SMB BUFFER KIT AR9 GEN 3, designed to deliver superior performance and reliability. This comprehensive kit includes everything required to elevate your rifle build, utilizing the advanced Sound Mitigation Buffer (SMB) for optimal recoil reduction. SMB-9 Buffer, 6.8oz for enhanced stabilization Complete with SMB Buffer, Buffer Tube, Endplate, and Castle Nut Designed specifically for AR-9 pattern firearms Experience unparalleled shooting comfort and precision with the ARMASPEC SMB Buffer Kit.