Franklin Armory F17-X 16″ .17 WSM 20rd
Pros & cons
What works
- OPS piston system adjusts automatically for suppressed/unsuppressed use—zero manual adjustments required
- 20-round magazine capacity—double most bolt-action .17 WSM platforms
- 16-inch barrel with 1:9 twist rate stabilizes 20-grain .17 WSM ammunition at 3000 fps
- Aluminum receiver with full-length Picatinny rail—25% lighter than steel receivers
Trade-offs
- .17 WSM ammunition costs $0.40 per round—3x more expensive than .22 LR
- No iron sights included—requires optic purchase adding $150-400 to total cost
- Proprietary magazine design—additional magazines cost $45 each versus $15 for AR-15 magazines
Video review
Expert review
Specs at a glance
About this product
What is the Franklin Armory F17-X 16″ .17 WSM 20rd? It's a piston-driven rimfire rifle engineered for suppressed and unsuppressed operation without manual adjustments, chambered in .17 Winchester Super Magnum with a 20-round capacity. Built on an aluminum receiver with M-LOK compatibility and a 16-inch precision barrel, this platform bridges the gap between traditional rimfire rifles and modern tactical systems. The OPS piston system automatically compensates for backpressure changes, making it equally effective with or without a suppressor attached.
What is the Franklin Armory F17-X used for?
This rifle is purpose-built for precision rimfire applications and practical pest management at ranges out to 200 yards. The .17 WSM cartridge delivers flatter trajectory and higher velocity than .22 WMR, making it ideal for ground squirrels, prairie dogs, and coyote control. The threaded barrel and suppressor-ready design make it exceptionally quiet for residential pest control without disturbing neighbors.
How does the Franklin Armory F17-X compare to the Stevens 334?
The F17-X outperforms the Stevens 334 in rapid follow-up shots and suppressor compatibility, though the Stevens 334 in .308 Win offers greater stopping power for larger game. Where the Stevens 334 is a traditional bolt-action hunting rifle weighing 6.5 pounds, the F17-X is a semi-automatic platform weighing 7.2 pounds with modern tactical features like M-LOK slots and adjustable stock. For varmint control under 200 yards, the F17-X's 20-round capacity and semi-auto operation provide distinct advantages over bolt-action alternatives like the Stevens 334.
What does it weigh and what are the dimensions?
The F17-X weighs 7.2 pounds unloaded and measures 35.5 inches in overall length with the stock collapsed. The 16-inch barrel features 1:9 twist rate optimized for .17 WSM ammunition, while the handguard provides 10 inches of M-LOK real estate for accessories. The B5 Systems Bravo stock adjusts through 4 positions, accommodating various body types and shooting positions.
Who is this NOT for?
This rifle isn't suitable for hunters pursuing game larger than coyotes or shooters who prioritize ultra-lightweight platforms. The .17 WSM cartridge lacks the energy for ethical deer hunting, and the 7.2-pound weight exceeds many traditional rimfire rifles by nearly 2 pounds. Budget-conscious shooters should consider that .17 WSM ammunition costs approximately $0.40 per round compared to $0.12 for .22 LR.
What's in the box?
You receive the complete rifle with one 20-round magazine, Aura muzzle brake installed, and owner's manual. The package does not include optics, suppressor, or additional magazines—plan for approximately $200-400 in additional costs for a quality optic and mounting system. The rifle ships in a cardboard box with foam padding, not a hard case.
Is the Franklin Armory F17-X worth it at $1402.99?
At $1402.99, this rifle justifies its price for shooters needing suppressor-ready semi-auto performance in .17 WSM. The OPS piston system alone represents engineering worth approximately $300 over conventional gas systems, while the aluminum receiver and B5 stock add another $200 in value compared to polymer alternatives. For traditional shotgun enthusiasts looking for different capabilities, consider the Stevens 555 Sporting O/U at nearly half the price.
Key attributes
| upc | 818725010484 |
| manufacturer | Franklin Armory |
| manufacturer part number | 00-10058-BLK |
| action | Semi-Auto |
| atf type | MODERN SPORTING RIFLE |
| barrel finish | Black |
| barrel length | 16 |
| caliber/gauge | .17 WSM |
| capacity | 20 |
| color | Black |
| length | 47.5500 |
| number of magazines | 1 20 rd. |
| package height | 4.0 |
| package width | 10.3 |
| product type | Rifle |
| safety | Manual Thumb |
| shipping weight | 13.0 |
| sights | No |
| state restriction (il) | NO SALE TO ILLINOIS PICA |
| state restriction (mn) | NO SALE TO MINNESOTA |
| state restriction (ri) | NO DIRECT SHIP TO RHODE ISLAND |
| state restriction (wa) | NO DIRECT SHIP TO WASHINGTON |
| thread pattern | 1/2"-28 tpi |
| magazine included | 1 x 20-Round |
| model | F17-X |
| units per box | 1 |
Frequently asked questions
- Is it compatible with standard AR-15 triggers?
- No, the F17-X uses a proprietary trigger system specific to Franklin Armory's design. The custom tuned trigger breaks at 4.5 pounds consistently, but it cannot accept aftermarket AR-15 trigger groups without modification.
- Does it fit standard AR-15 stocks?
- Yes, the receiver accepts mil-spec AR-15 buffer tubes and stocks. The included B5 Systems Bravo stock is interchangeable with any commercial or mil-spec stock system measuring 1.15 inches in diameter.
- How long does shipping take?
- Firearms ship within 3 business days to your selected FFL dealer via FedEx 2Day service. Processing includes mandatory background check verification, adding 24-48 hours to the timeline before shipment.
- Can I return it if it doesn't fit?
- Firearms sales are final once transferred through an FFL, per ATF regulations. Ironclad Armory accepts returns only for manufacturer defects within 30 days, requiring inspection by our certified armorers before approval.
- Does this work with SilencerCo suppressors?
- Yes, the 1/2-28 threaded barrel accepts any SilencerCo rimfire suppressor like the Sparrow or Switchback. The OPS piston automatically adjusts for the increased backpressure, maintaining reliable cycling with suppressors attached.