Made from 6061 black anodized aluminum, the new Battle Bar from Smith Tactics is an extended bolt catch/release for your mil-spec AR! Drop-in application makes for a quick and easy installation. The Battle Bar comes with ready-applied nylon patch on the screws, stainless steel anti-rotation pins, and the installation wrench to finish the job! Fits mil-spec AR platforms. Installs in 5-10 minutes, no-machine work required. No special tools required. Anti-crawl pins are standard part of install. Does not interfere and works with 3-position safety. Allows for one handed operation if needed Snag points minimized Does not extend or protrude outs Mfg: Smith Tactics