ARMSLIST – For Sale: Arsenal SLR-106 5.56/.223 AK

For American shooters seeking a reliable, modernized platform that bridges the gap between classic AK reliability and NATO-standard ammunition, the Arsenal SLR-106CR offers a practical solution. Chambered in 5.56 NATO/.223 Remington, this rifle allows you to train with widely available ammunition while retaining the proven gas-piston operating system that has defined the AK platform for decades. Whether you are a collector looking for a well-made import, a shooter who wants to run the same ammo as your AR-15, or a hunter needing a compact, folding-stock rifle for brush country, the SLR-106CR merits serious consideration.

What This Product Is and Who It’s For

The Arsenal SLR-106CR is a semi-automatic, gas-operated rifle built on a milled receiver — a distinction that sets it apart from many stamped-receiver AKs on the market. It is a 5.56 NATO/.223 Remington variant of the AK-74 pattern, imported by Arsenal Inc. and assembled in the United States using Bulgarian-made components. This rifle is intended for target shooters who appreciate the AK’s reliability but prefer the ballistics and availability of 5.56 ammunition. It also suits home defense applications where the compact folding stock and manageable recoil are advantageous. Collectors will value the milled receiver and the Warsaw Pact side-folding buttstock, which maintains the classic AK silhouette while reducing overall length for storage or transport. Hunters of small to medium game will find the 5.56 caliber sufficient for ethical shots at appropriate ranges, though the rifle’s 16.25-inch barrel and carbine length make it more suited to close-quarters or stand hunting than long-range precision work.

Key Specifications

• Caliber: 5.56 NATO / .223 Remington
• Action: Semi-automatic, gas-operated, rotating bolt
• Receiver: Milled steel (Type 4 pattern), black phosphate finish
• Barrel Length: 16.25 inches (includes permanently attached muzzle brake)
• Overall Length: 36.5 inches (stock extended) / 27.8 inches (stock folded)
• Weight: Approximately 7.5 pounds (unloaded)
• Magazine Capacity: Supplied with one 5-round magazine; accepts standard AK-74 pattern magazines in 5.56 (sold separately)
• Stock: Left-side folding Warsaw Pact buttstock (steel, polymer-coated)
• Trigger: Two-stage trigger
• Sights: Front post (adjustable for elevation and windage), rear leaf sight (adjustable for elevation, 100-1000 meters)
• Muzzle: Factory-installed muzzle brake (pinned and welded to meet 16-inch barrel requirement)
• Finish: Black phosphate on metal surfaces; black polymer furniture (handguard, pistol grip, stock)

Feature Deep-Dive

The milled receiver is the cornerstone of the SLR-106CR’s design. Unlike stamped receivers, which are formed from sheet metal and then heat-treated, a milled receiver is machined from a solid block of steel. This process results in a receiver that offers greater rigidity and dimensional consistency, which can contribute to improved accuracy potential over the life of the rifle. The additional material also adds weight, but many shooters find the heft helps manage recoil and provides a solid feel during handling. For a shooter who plans to put thousands of rounds through a single rifle, the milled receiver is a durable foundation that resists the flex and wear that can affect stamped receivers over time.

The 5.56 NATO chambering is a deliberate choice for the U.S. market. While traditional AKs are chambered in 7.62x39mm or 5.45x39mm, the 5.56 variant allows you to use the same ammunition that is common for AR-15 platforms. This simplifies logistics if you own multiple rifles, and it gives you access to a wide range of bullet weights and loads, from inexpensive range fodder to premium defensive or hunting ammunition. The SLR-106CR feeds from standard AK-74 pattern magazines that have been modified for 5.56, and while magazine availability is not as broad as for 7.62×39 AKs, several manufacturers produce reliable 5.56 AK magazines. The rifle cycles reliably with a variety of 5.56 and .223 loads, though we recommend using quality brass-cased ammunition for optimal performance.

The left-side folding Warsaw Pact buttstock is a practical feature for shooters who need a compact rifle for vehicle transport, storage, or close-quarters use. When folded, the rifle measures just under 28 inches, making it easy to stow in a range bag, safe, or truck. The stock locks securely in both the folded and extended positions, and the cheek weld is adequate for use with iron sights or low-mounted optics. The two-stage trigger is a notable upgrade over standard AK triggers. It provides a take-up stage followed by a clean break, which can help you shoot more precisely than with a typical single-stage AK trigger. The trigger pull weight is approximately 4.5 to 5 pounds, which is suitable for both range work and defensive use.

The barrel is cold hammer-forged and chrome-lined, which improves corrosion resistance and extends barrel life under sustained fire. The 16.25-inch length (including the pinned and welded muzzle brake) is a balance between maneuverability and ballistic performance. With 5.56 NATO ammunition, you retain sufficient velocity for fragmentation out to about 150-200 meters, making it effective for defensive or hunting applications at typical engagement distances. The muzzle brake is effective at reducing felt recoil and muzzle rise, allowing for faster follow-up shots. The front and rear sights are adjustable, and the rear sight is calibrated for 100 to 1000 meters, though the practical effective range for most shooters will be under 400 meters with iron sights.

Furniture consists of black polymer handguards, a pistol grip, and the folding stock. The handguards are slim and provide a secure grip, though they can become warm under sustained fire. The pistol grip has a finger groove that fits most hand sizes comfortably. The rifle comes with a single 5-round magazine, which is compliant with magazine capacity restrictions in certain states. For shooters in unrestricted areas, we recommend purchasing standard-capacity 20- or 30-round magazines from reputable manufacturers. The rifle does not include a scope mount, but the left side of the receiver is drilled and tapped for a side rail mount (such as the Arsenal SM-13 or similar) if you wish to add an optic. The overall fit and finish are consistent with Arsenal’s reputation: tight tolerances, smooth action, and a uniform phosphate finish that resists wear.

Ideal Use Cases

The SLR-106CR is well-suited for target shooting and range practice, where its mild recoil and reliable feeding allow for extended sessions without fatigue. For home defense, the compact folding stock and 5.56 caliber offer good terminal performance with reduced risk of overpenetration compared to larger calibers, though we recommend testing with defensive loads to confirm reliability. Hunters of varmints, coyotes, or feral hogs will find the rifle accurate enough for shots out to 200 yards, particularly with a quality optic mounted. It is not ideal for concealed carry due to its size, but it can serve as a truck gun or ranch rifle. The rifle is also suitable for collectors who appreciate the milled receiver and Bulgarian pedigree, as these rifles are produced in limited numbers and hold their value well.

Compatibility Notes

• Ammunition: This rifle is chambered for 5.56x45mm NATO and .223 Remington. You may safely fire .223 Remington ammunition in this rifle, but we recommend using 5.56 NATO loads for optimal reliability and accuracy. Avoid using steel-cased ammunition with lacquer or polymer coatings, as these can cause extraction issues in some AK platforms.
• Magazines: The rifle accepts AK-74 pattern magazines designed for 5.56x45mm. Standard 7.62x39mm AK magazines will not fit. Reliable options include Arsenal Circle 10, WBP, and Bulgarian polymer magazines. Stick to magazines with steel locking lugs for best durability.
• Holsters / Slings: This is a rifle, not a handgun, so holsters do not apply. Use a standard AK sling with the front swivel on the gas block and the rear swivel on the stock. A two-point sling is recommended for stability when carrying.
• Accessories: The side rail mount allows for optics such as red dots, low-power variables, or prism sights. The handguard has a standard AKM pattern, so aftermarket handguards with M-LOK or Picatinny rails are available from manufacturers like Midwest Industries, TDI, or RS Regulate. Muzzle devices must be 14x1mm left-hand thread, but note that the factory muzzle brake is pinned and welded — removal requires a gunsmith.
• Parts Compatibility: Most AK-74 pattern parts (bolt, carrier, trigger group, furniture) are compatible, but the milled receiver requires specific trigger components and stock adapters. Consult Arsenal or a qualified gunsmith before making modifications.

Frequently Asked Questions

Q: Can you ship this rifle to my home address?
A: No. This is a firearm and must be shipped to a Federal Firearms License (FFL) holder in your state. We ship to licensed dealers only. You will need to provide us with the FFL’s contact information and confirm that they will accept the transfer. We ship to all 50 states where the rifle is legal, including to FFLs in states with additional restrictions (California, New York, etc.), provided the receiving FFL confirms compliance.

Q: How does the FFL transfer process work?
A: After you place your order, we will contact you to arrange the transfer. You will need to choose a local FFL dealer who can receive the rifle. Provide us with their FFL number and shipping address. We verify the FFL, ship the rifle, and the dealer will handle the background check and paperwork when you pick it up. Transfer fees are set by the receiving dealer and are your responsibility. We do not charge additional fees for processing the transfer.

Q: What ammunition can I use in this rifle?
A: This rifle is rated for 5.56x45mm NATO and .223 Remington ammunition. We recommend using brass-cased ammunition from reputable manufacturers (e.g., Federal, Winchester, Hornady, Sellier & Bellot) for best reliability. Steel-cased ammunition may function but can cause increased wear on extractors and chamber. Avoid using .223 Remington ammunition loaded to pressures exceeding SAAMI specifications, as this may cause cycling issues.

Q: What warranty does this rifle come with?
A: Arsenal Inc. provides a limited lifetime warranty to the original purchaser against defects in materials and workmanship. This covers the receiver, barrel, bolt