The RISE Armament Oh S#!T Kit keeps the small-but-critical AR-15 parts that disappear during builds and upgrades organized and on hand when you need them. All components are housed in a tin with a magnetic base that holds parts in place and prevents them from rolling off the bench. The inside of the lid features a to-scale engraved image of every included part for quick identification without guesswork. From detents and springs to pins and screws, the kit covers the pieces most likely to launch across the room mid-installation. Packaged in a clamshell with hang tab. Buffer retainer (x1) Buffer retainer spring (x1) Anti-walk pin screws (x2) Takedown and pivot pin detents (x2) Takedown and pivot pin springs (x2) Safety selector detent (x1) Safety selector spring (x1) Firing pin retainer (x1) Magnetic base tin keeps parts sorted and secure To-scale engraved part identification image on inside of lid