AR-15 and Semi-Auto Rifle Reviews

Franklin Armory F17-L 20″ Piston Rifle .17 WSM Review – Innovation and Performance

Franklin Armory F17-L 20″ Piston Rifle .17 WSM Review

If you’re in the market for a versatile and innovative rimfire rifle, the Franklin Armory F17-L 20″ Piston Rifle in .17 WSM deserves your attention. In this comprehensive review, we’ll dive into the features and capabilities of this groundbreaking firearm.

Innovative Piston-Driven Rimfire Platform

The Franklin Armory F17-L 20″ Piston Rifle proudly presents the world’s first piston-driven rimfire platform. Chambered in the incredible .17 Winchester Super Magnum (WSM), this rifle offers a cleaner and flatter shooting solution, making it perfect for various pest control applications.

Franklin Armory F17-L 20-inch Piston Rifle .17 WSM

One of the standout features of the F17-L R2 is its new Osprey Defense slim piston system. This innovative piston system automatically adjusts for both suppressed and unsuppressed use, eliminating the need for manual adjustments. This feature pairs perfectly with the 20-inch barrel, which is threaded in the common ½-28 thread pitch, making it compatible with suppressors.

The rifle also boasts a proprietary handguard with integrated features like a barrier stop/indexing point and compatibility with M-Lok accessories. These additions enhance the rifle’s versatility and allow you to customize it to your preferences.

Magazine Options

The Franklin Armory F17-L 20″ Piston Rifle is available with a choice of magazines. You can opt for the 20-round magazine or the 10-round magazine, depending on your specific needs and regional regulations.

Why Choose the F17-L 20″ Piston Rifle .17 WSM?

With a variety of rimfire rifles on the market, you might be wondering why the F17-L stands out. Here are some compelling reasons to consider:

  1. Innovation: It’s the world’s first piston-driven rimfire platform, offering improved performance and reliability.
  2. .17 Winchester Super Magnum: The .17 WSM cartridge is known for its flat trajectory and excellent performance in pest control.
  3. Automatic Piston Adjustment: The Osprey defense piston system adjusts automatically for suppressed and unsuppressed use, making it user-friendly.
  4. Customization: The M-Lok compatible handguard and integrated features allow you to customize the rifle to your liking.
  5. Magazine Options: Choose between 20-round and 10-round magazines to suit your needs.


In conclusion, the Franklin Armory F17-L 20″ Piston Rifle in .17 WSM is a groundbreaking and versatile firearm that delivers exceptional performance. Whether you’re using it for pest control or simply enjoying some rimfire shooting, this rifle is sure to impress.

Elevate your rimfire shooting experience with the F17-L and experience the benefits of piston-driven innovation. Don’t miss out on the opportunity to own this exceptional rifle.

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