Arsenal SLR107-51 7.62x39mm Semi-Automatic Rifle

For the shooter who values proven reliability and straightforward performance, the Arsenal SLR107-51 brings a refined Bulgarian design to the U.S. market. Whether you are working on shot placement at a range, managing a home defense plan, or pursuing medium game in the field, this 7.62x39mm semi-automatic rifle offers a balanced platform that handles a variety of roles without unnecessary complexity. As a licensed FFL retailer, we see this model as a practical choice for shooters who want a well-built, ready-to-run rifle with a distinct desert tan finish.

What This Product Is and Who It’s For

The Arsenal SLR107-51 is a semi-automatic rifle chambered in 7.62x39mm, built on a stamped receiver and fitted with a 16-inch barrel. It is designed for shooters who need a reliable carbine for target shooting, home defense, or hunting. The rifle comes from the factory with desert tan furniture and has been tuned by Boresight Solutions, a known name in rifle optimization. This model suits the enthusiast who wants a ready-to-use platform without aftermarket guesswork, as well as the collector who appreciates the build quality of Arsenal’s Bulgarian-made rifles. It is not a lightweight competition gun or a compact carry piece, but it fills the niche of a general-purpose carbine for medium-range engagements.

Key Specifications

• Caliber: 7.62x39mm
• Action: Semi-automatic, gas-operated, rotating bolt
• Barrel Length: 16 inches (16.3 inches overall with muzzle device)
• Overall Length: 36.5 inches
• Weight: Approximately 7.5 pounds (unloaded)
• Capacity: Accepts standard AK-pattern magazines; ships with one 5-round magazine (compliant for restricted states, but standard 30-round magazines are compatible)
• Finish: Black phosphate barrel and bolt carrier; receiver has a black parkerized finish; furniture is desert tan polymer
• Sights: Adjustable front post with protective ears; rear leaf sight with sliding notch (graduated to 1000 meters, though practical range is shorter)
• Stock: Fixed polymer stock with desert tan finish
• Handguard: Desert tan polymer with integral heat shield
• Muzzle: Standard AK-74 style brake (14x1mm LH threads)
• Trigger: Factory Arsenal trigger, tuned by Boresight Solutions

Feature Deep-Dive

The Arsenal SLR107-51 starts with a stamped receiver made from 1.0mm sheet steel, which is heat-treated and reinforced at key stress points. This construction method provides a good balance of weight savings and durability, allowing the rifle to withstand the cyclic demands of 7.62x39mm ammunition without excessive heft. The receiver is dimpled at the magazine well for improved magazine fit, reducing wobble during reloads. The barrel is cold hammer-forged from chrome-moly steel, then chrome-lined for bore and chamber protection. This lining resists corrosion and fouling, which is a practical consideration for shooters who may not clean the rifle after every range session or who hunt in damp conditions.

The Boresight Solutions tuning is a notable feature of this specific model. The trigger group has been polished and adjusted to provide a cleaner break and a slightly lighter pull than a standard Arsenal trigger, typically measuring around 4.5 to 5 pounds. This is a meaningful improvement for shooters who want better shot placement without the expense of a full drop-in trigger replacement. The gas system has also been checked for proper cycling with standard and higher-pressure loads, reducing the chance of short-stroking or over-gassing. This tuning does not alter the rifle’s reliability but refines its handling characteristics.

The desert tan furniture is not just cosmetic. The polymer handguard includes an integral heat shield, which helps manage barrel heat during sustained fire. The stock has a rubber buttpad that provides a decent grip on the shoulder and reduces slip on clothing. The pistol grip is ergonomically contoured with a slight palm swell, which fits most hand sizes well. All furniture is securely attached with standard AK hardware, allowing the owner to swap components if desired, though the desert tan finish is factory-applied and matches well across the stock, handguard, and grip.

The muzzle brake is a clone of the AK-74 style, with three ports that redirect gas upward and to the sides. This reduces muzzle rise during rapid fire, keeping the sights on target for follow-up shots. The brake is threaded 14x1mm LH, which is a common standard for AK-pattern rifles, so owners can attach suppressors or other muzzle devices with the correct adapter. The front sight post is adjustable for elevation and windage, and the rear leaf sight offers notches for 100, 200, 300, 400, 500, 600, 700, 800, 900, and 1000 meters. While the 7.62x39mm cartridge is most effective under 400 meters, the sight range gives the shooter options for longer-range practice.

The bolt carrier group is machined from steel and finished with a black phosphate coating. The bolt itself is chrome-lined and features a spring-loaded firing pin, reducing the risk of slam-fires with sensitive primers. The extractor is robust and handles steel-cased ammunition without issue. The recoil spring assembly is standard for AK-pattern rifles, and the rifle cycles reliably with a wide range of 7.62x39mm loads. The dust cover is stamped steel and fits tightly to the receiver, keeping debris out while maintaining zero for any optics mounted on the side rail.

The side rail on the receiver is a standard AK dovetail mount, compatible with Arsenal’s own scope mounts and many third-party options. This allows the shooter to mount a red dot, low-power variable optic, or magnified scope without altering the rifle’s iron sight alignment. The rail is machined into the receiver, not welded, which provides a stable mounting surface. For shooters who prefer a more traditional setup, the iron sights are perfectly usable for targets from 25 to 300 meters. The combination of a tuned trigger, chrome-lined barrel, and sturdy furniture makes this rifle a practical choice for someone who wants a single, do-it-all carbine.

Ideal Use Cases

• Target Shooting: The 7.62x39mm cartridge is affordable and widely available, making it suitable for regular range practice. The tuned trigger aids accuracy, and the fixed stock provides a consistent cheek weld.
• Home Defense: The 16-inch barrel keeps the overall length manageable for indoor movement, and the 7.62x39mm round offers adequate stopping power at close ranges. The rifle’s reliability reduces the chance of malfunction under stress.
• Hunting: Suitable for medium game such as deer or hogs at ranges under 200 yards, provided appropriate expanding ammunition is used. The chrome-lined barrel handles the fouling from hunting loads well.
• Collecting: As a Boresight Solutions-tuned model with desert tan furniture, this rifle has a distinct appearance and factory-authorized upgrades that appeal to collectors of Arsenal products.

Compatibility Notes

• Ammunition: This rifle feeds reliably on standard 7.62x39mm ammunition, including brass-cased, steel-cased, and lacquered rounds. Avoid using ammunition with corrosive primers if you do not plan to clean the barrel thoroughly afterward.
• Magazines: Accepts all standard AK-47 and AKM pattern magazines. The rifle ships with a 5-round magazine, but 10-round, 20-round, and 30-round magazines are compatible. Check your state and local laws for magazine capacity restrictions.
• Holsters: Not applicable for a full-sized rifle. For storage, consider a soft case or gun safe.
• Accessories: The side rail accepts AK dovetail mounts. The muzzle threads (14x1mm LH) accept AK-pattern brakes, flash hiders, and suppressor adapters. The handguard can be replaced with aftermarket options, though the factory polymer handguard is serviceable.

Frequently Asked Questions

1. Can you ship this rifle to my address in the U.S.?
We ship this rifle to licensed FFL dealers in the United States only. We do not ship directly to residential addresses. After you place your order, we will contact you to confirm your chosen FFL dealer’s license information. Shipping is via a licensed carrier, and we require an adult signature upon delivery.

2. How does the FFL transfer process work?
After your order is placed, you will need to provide the name and contact information of a Federal Firearms License (FFL) dealer near you who will receive the rifle. We verify the dealer’s license and ship the rifle to them. You then visit the dealer, complete the ATF Form 4473, and pass the required background check. Transfer fees are set by the receiving dealer and are not included in our price.

3. What ammunition is compatible with this rifle?
This rifle is chambered for 7.62x39mm ammunition. It functions with standard pressure loads from major manufacturers such as Winchester, Federal, Remington, and Wolf. It will also cycle steel-cased ammunition. We recommend using non-corrosive ammunition for best barrel life. Do not use 7.62x39mm ammunition marked “for use in bolt-action rifles only” unless verified as safe for semi-automatic operation.

4. What is the warranty on this rifle?
Arsenal Inc. provides a limited lifetime warranty to the original purchaser against defects in materials and workmanship. The warranty covers the receiver, barrel, and bolt carrier group. Normal wear items such as springs, pins, and the finish are not covered. If you experience a defect, contact Arsenal customer service with your proof of purchase and serial number. Boresight Solutions’ tuning work is covered under their separate service warranty, which is one year from the date of purchase.

5. Can I return this rifle if I change my mind?
Due to federal regulations and the nature of firearms sales, we do not accept returns on firearms unless there is a manufacturer defect or a shipping error. If you have a concern about the rifle’s function, contact us within 7 days of delivery to discuss inspection or warranty service. We recommend inspecting the rifle at your FFL dealer before accepting the transfer.

Ready to Order

This Arsenal SLR107-51 is available for purchase and can be shipped to your local FFL dealer anywhere in the United States where such rifles are legal. We maintain a network of licensed carriers to ensure your rifle arrives safely and promptly. If you have questions about compatibility with your state’s laws or need help locating a receiving FFL, our team is available to assist. Place your order today to secure this Boresight Solutions-tuned model