.17 HM2 Ammo

The .17 Hornady Mach 2 (often abbreviated as .17 HM2) is a rimfire rifle cartridge that was introduced by Hornady in 2004. It was designed as a smaller and lower recoil option to the popular .22 Long Rifle cartridge.


The .17 HM2 cartridge uses a 17 grain bullet, typically with a polymer tip, which allows for higher velocities and flatter trajectories than the .22 Long Rifle. The cartridge has a case length of 0.709 inches and an overall length of 1.048 inches, which allows it to fit into standard rimfire rifles.

The .17 HM2 cartridge is known for its high accuracy, flat trajectory, and low recoil. It has a high ballistic coefficient, which helps it to retain its energy and velocity over long distances. It is also capable of delivering a significant amount of energy upon impact, making it an ideal choice for small game hunting and target shooting.

Ammunition for the .17 HM2 cartridge is available from a variety of manufacturers, including Hornady, CCI, and Winchester. It is available in a range of bullet weights and styles, including polymer-tipped and hollow point.

Overall, .17 HM2 ammunition is an excellent choice for shooters who want a small and accurate option for small game hunting and target shooting. Its high accuracy, consistency, and versatility make it a popular choice among shooters of all levels of experience.

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