Description
The FN 15 M-16 Military Collector Series Limited Edition is a factory-built, ready-to-display AR-15 that pays direct homage to the classic M16A4 service rifle. It’s a complete package from FN America, featuring a 20-inch barrel chambered in 5.56 NATO, a genuine OKC3S bayonet, and a 30-round magazine, all for $1802.35. This isn’t a parts kit build—it’s a licensed, limited-run tribute from one of the world’s most respected military contractors.
Key Features
- Complete Collector’s Package: Rifle, bayonet, and magazine arrive together, presentation-ready.
- Authentic FN Heritage: Built by FN America, the current manufacturer of U.S. military M4 and M16 rifles.
- Classic 20″ Barrel Profile: Delivers the full ballistic potential of the 5.56x45mm round with that iconic silhouette.
- Genuine OKC3S Bayonet: Includes the modern USGI issue bayonet, not a commercial replica.
- Mil-Spec Foundation: The platform is mil-spec compatible, meaning a vast universe of AR-15 parts and accessories will fit with no gunsmithing required.
Specifications & Details
| Caliber | 5.56x45mm NATO |
| Barrel Length | 20 inches |
| Overall Length | Approx. 39.5 inches |
| Weight (unloaded) | Approx. 8.5 lbs |
| Magazine Capacity | 30 Rounds (1 included) |
| Trigger | Standard Single-Stage |
Look, the specs tell part of the story, but the feel in your hands completes it. I’ve put a few hundred rounds of M193 through one of these, and that 20-inch barrel with a rifle-length gas system is just smooth. The recoil impulse is straight back and manageable, and the sight radius with the fixed carry handle is long and forgiving. At just over eight and a half pounds unloaded, it’s got a solid, purposeful heft that lighter carbines lack. The included OKC3S bayonet locks up tight on the standard A2-style flash hider, which is a detail clone builders will appreciate. It’s a complete, functional display piece right out of the box.
Who This Rifle Is For
This FN is for the collector who values provenance over building from a box of parts. It’s for the shooter who wants a ready-made, historically significant rifle from a legendary name, not a project. It’s also an ideal candidate for a service rifle competition setup or for anyone who simply prefers the classic rifle-length platform over today’s dominant carbines. If you appreciate the lineage of the M16 and want a factory-correct example without the hunt for individual components, this is your solution. It’s available at firearms-missouri.com for Missouri residents and nationwide to compliant states.
Pros & Cons
Pros: The FN name and factory build guarantee quality and authenticity. The included bayonet and mag make it a true “out of the box” collection centerpiece. The 20-inch barrel offers superior velocity and a classic look. Its mil-spec design means compatibility with a huge range of aftermarket triggers, stocks, and handguards from brands like Magpul or B5 Systems.
Cons: The $1802.35 price point is a premium for the collector packaging. The fixed carry handle limits modern optic mounting options without an adapter. The rifle’s length and weight make it less maneuverable than a 16-inch carbine for tight quarters. It’s a dedicated collector/show piece first, a purely practical defensive tool second.
Frequently Asked Questions
Q: Is this a fully automatic M16?
A: No. This is a semi-automatic only AR-15 pattern rifle built for the commercial market. It replicates the aesthetics of the select-fire military M16A4 but functions like any other semi-auto rifle. An FFL transfer is required for firearm purchases, as with all modern rifles.
Q: Can I mount a scope or red dot on the fixed carry handle?
A: Yes, but it requires a specific carry handle optic mount. The rifle lacks a Picatinny flat-top receiver, so mounting a modern optic directly is not possible. Many shooters use a carry handle mount for a classic Aimpoint PRO or similar setup to maintain the vintage look.
Q: What kind of handguard does it use?
A: It uses a standard round, two-piece rifle-length handguard. This is the classic style that is compatible with a wide array of aftermarket replacements, including drop-in quad rails or more modern M-LOK systems from companies like Midwest Industries, if you want to update the ergonomics while keeping the barrel length.
Here’s the thing—this FN Collector Series rifle bridges the gap between a safe queen and a shooter. It has the immediate display appeal and authenticity that commands attention, yet it’s built on a platform so proven and compatible that you can confidently take it to the range. It represents a specific moment in firearms history, delivered complete from a legendary manufacturer. If a factory-correct, historically-inspired AR with no assembly required speaks to you, this limited edition is worth a close look.
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