The Aero Survival Rifle, famous for its removable barrel and easily convertible caliber changes, is a winner in home defense, backpacking, boating, and back country flying. The Aero Survival Rifle is available in hard black anodize, two variegated finishes (Tiger Pink, and Tiger Green), OD Green, and Dark Earth. The ASR can be ordered in 9mm, .45 ACP, .40, 10mm, .357SIG calibers and the newly available .22LR. The ASR is also coming soon in .22 MAG, and .17 HMR. The ASR is equipped with a quick change barrel, and AR collapsible stock*. The Aero Survival Pistol is also available in similar colors and calibers.