Description
Imagine the sound of a charging handle being pulled back on a quiet range. That distinct, metallic clack isn’t just a sound—it’s a piece of history chambered and ready. When it comes to owning a tangible piece of the Vietnam-era arsenal, a rifle that bridges the gap between collector’s showcase and capable modern platform, the choice is clear. This is the Colt’s Manufacturing, XM16E1, Semi-automatic, AR, 223Rem/556NATO, 20″ Barrel, Black, Polymer Grip and Stock, 20Rd. It’s a faithful semi-automatic reproduction of the iconic rifle that defined an era, built to the original specifications for the purist and the practical shooter alike.
Look, this isn’t just another black rifle. The 20-inch barrel with its classic A1 profile provides a longer sight radius and that distinctive handling balance veterans of the era will instantly recognize. The rifle ships with a single 20-round aluminum magazine, the correct capacity for the period. Chambered in 5.56x45mm NATO, it’s ready for modern ammunition, but its soul is in the 1960s. The triangular handguards, the three-prong flash hider, and the slick-side lower receiver with its fence-less magazine well are all correct. This is a rifle that demands attention to detail, and Colt delivers. At a price of $2815.20, it represents a significant investment in historical authenticity.
Key Features & Build
The heart of this build is its historical accuracy. The upper receiver features the forward assist, a key identifier of the XM16E1 model, and the bolt carrier group is properly marked. The lower is the correct slick-side design without a fence around the magazine release. This rifle is mil-spec compatible where it counts, meaning many internal components share commonality with modern AR-15 platforms, but the external profile is locked in time. The polymer grip and stock are correct reproductions of the early furniture, offering that specific feel. The 20-inch barrel provides excellent velocity for the 5.56mm round, making it effective at distance. Weighing in at approximately 7.5 pounds unloaded, it has a substantial, purposeful heft.
That said, this is a fully functional semi-automatic firearm. The trigger is a standard single-stage military unit, breaking cleanly. The sights are the classic A1-style with adjustable rear drum, marked for 300-500 meter settings. It’s a rifle built for deliberate, aimed fire. The 20-round magazine capacity keeps the profile sleek and historically accurate, though the platform will accept most standard AR-15/M16 magazines. Is it the most ergonomic rifle by today’s standards? No. But it is an uncompromising tribute to a specific moment in firearms development. This piece is available at firearms-missouri.com for Missouri residents and nationwide.
| Specification | Detail |
|---|---|
| Manufacturer | Colt’s Manufacturing |
| Model | XM16E1 Reproduction |
| Action | Semi-Automatic |
| Caliber | 5.56x45mm NATO / .223 Remington |
| Barrel Length | 20 Inches |
| Overall Length | ~39 Inches |
| Stock & Grip | Black Polymer (A1 Style) |
| Magazine Capacity | 20 Rounds (1 included) |
Pros & Cons
Pros: Unmatched historical authenticity for a production rifle. Built by Colt with their provenance. Uses widely available 5.56mm ammunition. High-quality fit and finish. Mil-spec internal compatibility offers long-term serviceability. The 20-inch barrel optimizes ballistic performance.
Cons: Premium price point. Slick-side lower and triangular handguards limit accessory mounting vs. modern rails. Fixed stock limits length-of-pull adjustment. The classic sights are less versatile than modern optics-ready systems.
Who This Rifle Is For
This rifle is for the collector who values historical correctness above all else. It’s for the shooter who wants to experience the manual of arms that defined a generation of soldiers. It’s also for the enthusiast building a chronological collection of military small arms—the missing link between the M16 and the M16A1. It’s not a tricked-out home defense tool or a competition gun; it’s a functional artifact. It demands respect for its lineage.
Frequently Asked Questions
Q: Is this a fully automatic rifle?
A: No. This is a semi-automatic only reproduction. It fires one round per trigger pull, just like any modern sporting rifle. It is a Title I firearm and requires a standard FFL transfer for firearm purchases.
Q: Will modern AR-15 accessories like handguards fit this?
A: Not directly. The triangular handguards are specific to this profile and the front sight base is a non-removable, integral part of the barrel assembly. The upper receiver has no Picatinny rail. It is designed to be used as-is, in its correct configuration.
Q: Can I use my PMAGs or other 30-round magazines with it?
A: Yes. While it ships with a correct 20-round aluminum magazine, the lower receiver’s magazine well is compatible with most standard AR-15 magazines, including Magpul PMAGs and USGI aluminum mags.
If you understand what this rifle represents and are ready to own a piece of that legacy, see our product page for current availability and ordering details.
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