Introducing the Samson M-LOK Hand Stop/Barricade Stabilizer. CNC machined from aircraft grade 6061-T6 aluminum and equipped with two M-LOK mounting screws for maximum strength. It features aggressive waffle cuts for for a solid grip on barricade surfaces. As a hand stop, it also keeps your hand from moving forward of the handguard, providing better safety with shorter-barreled rifles. Samson's M-LOK Hand Stop/Barricade Stabilizer keeps your rifle under control, so you keep on-target. Fits AR-15 and AR-308 platforms with M-LOK rails.