The EBR chassis system is available for M1A/M14, M1 Garand, and Mini fourteen rifles, featuring a machined aluminum human body with an anodized end for improved accuracy and dependability. Its rigidity reduces vibration for elevated eye reduction and sight radius, along with better mount positions that improve eye relief/sight radius. https://franciscoksvxv.buyoutblog.com/31832337/mossberg-590-magpul-stock-an-overview