CCI developed A17 Rimfire Ammo to shoot 100 fps faster than standard .17 HMR cartridges, to enhance reliable feeding the Savage A17 Semi-Auto rifle. CCI A17 .17 HMR 17 Grain Rimfire Ammo shoots a 17-grain Varmint Tip bullet that expands on impact for sure kills, and minimum pelt damage on larger predators. The aerodynamic shape of the Varmint Tip bullet, plus the sizzling velocity, provides ultra flat shooting with minimal wind-drift. Manufacturer model #: 949CC. Shoots 100 fps faster than standard 17 HMR Developed for the Savage A17 rifle 17-grain Varmint Tip bullet Sizzling velocity