Henry AR-7 Survival .22LRDescription Specifically designed for reliable service in tough, rugged environments, the Henry US Survival AR 7 Semi Auto Rimfire Rifle has been carried by bush pilots and backpackers for decades. The AR 7 quickly and easily breaks down to store inside the floating buttstock to stow in the trunk of a vehicle, in a duffle bag, or anywhere one might need a . 22LR rifle in an emergency. In a few seconds, without the use of tools, you can assemble the