Used to clearly signal your firearm chamber as empty to others when not in use
Chamber flag for use with most common rifle and pistol calibers including 9mm, .45 ACP, 22lr, .223, 5.56, and .308
Includes built-in flathead tool adjusting rifle scope windage and elevation
Also includes a slide-on Picatinny rail adapter for conveniently storing your flag between uses without losing it
Crafted from hardened polymer composite material to withstand use with the most rugged of firearms