Henry Repeating Arms US Survival, Semi-automatic, 22LR, 16.125 Barrel, Black Finish, Adjustable Sights, 8 Rounds, ABS Plastic Stock H002B Like the original Henry U.S. Survival Rifle, this innovative, semi-automatic model is lightweight (3.5 lbs.) and highly portable. At just 16.5" long, when all the components are stowed, it easily fits into the cargo area of a plane, boat or in a backpack. It's chambered in .22 LR so you can carry a large quantity of ammunition without adding much weight to your gear.