CCI .17 Hornady Magnum Rimfire 20-Grain Ammunition

CCI .17 Hornady Magnum Rimfire 20-Grain – Hyper-Velocity Varmint Ammo

The CCI .17 Hornady Magnum Rimfire (HMR) 20-Grain Ammunition combines blazing speed and laser-flat trajectory, making it the ultimate choice for varmint hunters, precision rimfire shooters, and small-game enthusiasts. Engineered with CCI’s legendary reliability, this round delivers explosive terminal performance and match-grade consistency in every shot.

Key Features & Benefits

• Hyper-Speed Performance – 20-grain polymer-tipped bullet achieves 2,500+ FPS for instantaneous target impact and minimal bullet drop.
• Benchrest Accuracy – Precision-manufactured with tight tolerances for sub-MOA groupings (ideal for long-range rimfire shooting).
• Low Recoil, Fast Follow-Ups – Nearly recoil-free compared to centerfire rounds, perfect for extended range sessions and new shooters.
• 100% Reliable Ignition – CCI’s exclusive priming technology ensures consistent fires in all weather conditions.
• Varmint-Stopping Power – Hollow-point design creates massive energy transfer for ethical kills on:
• Prairie dogs | Coyotes | Raccoons | Ground squirrels

Why Choose CCI .17 HMR Ammo?

The CCI .17 Hornady Magnum Rimfire 20-Grain Ammunition is the #1 choice for varmint hunters, trusted by professionals for quick, humane pest control thanks to its explosive expansion. Designed for precision, it features a flat-shooting trajectory with a maximum drop of just 1.5 inches at 150 yards when zeroed at 100. Proudly made in the USA, this round is crafted under CCI’s strict military-grade quality control standards, ensuring consistent performance every time. Whether you’re targeting prairie dogs at 200+ yards, shooting tight 1/2″ groups at 100 yards on the range, or training new hunters with its low noise and minimal recoil, this round delivers unmatched versatility and reliability.  Learn more about our mission, values, and commitment to quality on our About Us page.

FAQs 

What’s the max effective range?

Deadly accurate to 250 yards on varmints, with minimal holdover thanks to its flat trajectory.

Will this cycle in semi-auto .17 HMR rifles?

Yes! Runs flawlessly in bolt-actions and semi-autos like the Savage A17.

Is this ammo corrosive?

No—features non-corrosive primers and sealed brass cases for long shelf life.

Best scope magnification for .17 HMR?

A 4-12x or 6-18x scope is ideal for precision varmint shots at 200+ yards.

Wind drift performance?

While flatter than .22 LR, always compensate for wind beyond 150 yards (use a ballistics app).