Barrett M107A1 Semi Automatic Rifle 50 BMG 29 Fluted Black Threaded

The Barrett M107A1 is a precision instrument designed for shooters who demand reliable, long-range performance in a semi-automatic platform. For U.S. civilians, military personnel, and law enforcement professionals, this .50 BMG rifle serves as a serious tool for extreme-distance target engagement, heavy-barrel competition, and controlled energy delivery on steel or paper. Built to federal specifications, it provides a repeatable, field-proven system for those who need to place rounds accurately at distances exceeding one mile.

What This Product Is and Who It’s For

The Barrett M107A1 is a gas-operated, semi-automatic rifle chambered in .50 BMG, featuring a 29-inch chrome-lined fluted barrel with a black finish and a tan Cerakoted receiver. It is intended for shooters who require a heavy-barrel platform for long-range target shooting, ballistic testing, or specialized hunting of large game where state regulations permit. This rifle is not designed for home defense or concealed carry due to its size and power; instead, it serves collectors of modern military-grade arms, competitive shooters in long-range matches, and individuals who maintain a disciplined approach to precision marksmanship. Licensed FFL dealers and end-users will recognize this as a production-grade system used by U.S. military branches for anti-material and counter-sniper roles, adapted for civilian ownership with a 10-round magazine.

Key Specifications Breakdown

• Caliber: .50 BMG (12.7x99mm NATO)
• Capacity: 10-round detachable box magazine
• Barrel Length: 29 inches (chrome-lined, fluted for heat dissipation and weight reduction)
• Overall Length: Approximately 57 inches
• Weight: Roughly 28.5 pounds (unloaded, with standard components)
• Finish: Black anodized barrel and action; tan Cerakoted receiver for corrosion resistance and reduced glare
• Muzzle Device: Threaded barrel with included muzzle brake (designed to reduce recoil and muzzle rise)
• Sights: Picatinny rail (MIL-STD-1913) for mounting optics; no iron sights included
• Stock: Adjustable bipod and monopod for stable prone or bench shooting
• Action: Gas-operated, semi-automatic with a rotating bolt

Feature Deep-Dive

The Barrett M107A1 distinguishes itself from earlier models through its reduced weight and improved barrel system. The 29-inch chrome-lined fluted barrel is not only more resistant to wear from rapid firing but also dissipates heat more efficiently than a standard contour barrel. This design allows for sustained strings of fire without significant accuracy degradation, which is critical when you are working through a 10-round magazine at extended ranges. The fluting also reduces overall weight by several ounces, contributing to a more manageable carry weight for a rifle of this class.

The tan Cerakoted receiver provides a durable, low-reflectivity finish that holds up against harsh weather, solvents, and abrasive handling. Cerakote is a ceramic-based coating that bonds at the molecular level, offering better chip resistance than standard anodizing alone. This finish, combined with the black barrel and action, creates a distinctive two-tone appearance that is both functional and visually purposeful. The receiver also houses a hardened bolt carrier group designed to handle the high pressures of the .50 BMG cartridge, with a gas system that can be adjusted for suppressor use if the user chooses to add a compatible can.

The threaded muzzle is a notable upgrade over previous M107 variants, allowing the attachment of a suppressor or other muzzle devices without requiring a gunsmith. The included muzzle brake is a dual-chamber design that redirects propellant gases rearward and to the sides, reducing felt recoil to a level comparable to a .308 Winchester rifle. This makes the M107A1 more controllable for follow-up shots, though the rifle remains a heavy-recoiling platform by any standard. The brake is also indexed to minimize dust signature when shooting from prone positions, a practical consideration for field use.

The adjustable bipod and monopod are integral to the rifle’s stability. The bipod mounts to the forend and features spring-loaded legs with adjustable tension, allowing the shooter to set the rifle securely on uneven ground. The monopod, located under the stock, provides rear support and can be dialed in for elevation changes without shifting the bipod position. Together, these supports enable consistent cheek weld and sight alignment, which are essential for making first-round hits at 1,000 yards and beyond. The stock itself is a fixed-length design with a rubber buttpad, optimized for bench and prone shooting positions.

The magazine system uses a 10-round steel box that feeds .50 BMG rounds reliably, even under rapid cycling. The magazine catch is ambidextrous and positive, with a release button located behind the trigger guard. The rifle’s gas system includes a two-position regulator that can be adjusted for standard ammunition or for use with a suppressor, ensuring proper cycling regardless of back pressure. This level of tuning flexibility is rare in semi-automatic .50 caliber rifles and speaks to the engineering focus on reliability over a wide range of conditions.

Finally, the Picatinny rail runs the full length of the receiver, providing ample real estate for mounting high-magnification optics, night vision devices, or thermal scopes. The rail is machined to MIL-STD-1913 specifications, meaning any quality scope mount or ring will interface securely. The rifle is also compatible with quick-detach sling swivels, though the primary use case remains stationary precision shooting rather than dynamic movement. Every component, from the hardened steel firing pin to the chrome-lined chamber, is built to withstand the extreme pressures and heat of the .50 BMG cartridge over thousands of rounds.

Ideal Use Cases

• Long-Range Target Shooting: The M107A1 excels at distances from 500 to 2,000 yards, where its semi-automatic action allows for rapid follow-up shots on steel targets or paper.
• Ballistic Research and Testing: For individuals or organizations that need to evaluate ammunition performance at extreme ranges, this rifle provides a repeatable platform with consistent accuracy.
• Large Game Hunting: In states where .50 BMG is legal for hunting (check local regulations), this rifle can ethically take large game such as elk or bear at extended ranges, provided the shooter has the skill and appropriate ammunition.
• Collector and Display: As a direct descendant of the M107 military system, this rifle holds significant value for collectors of modern firearms history, particularly those interested in U.S. military small arms.

Compatibility Notes

• Ammunition: This rifle is chambered for .50 BMG (12.7x99mm NATO) ammunition. Use only factory-loaded ammunition from reputable manufacturers. Reloading is possible but requires careful attention to case preparation and bullet seating depth.
• Holsters: Not applicable. The M107A1 is a full-size rifle and cannot be holstered. Transport requires a padded rifle case or hard case.
• Magazines: The rifle accepts standard Barrett M107/M82 10-round magazines. Aftermarket magazines are available but should be tested for reliability. Do not use modified or damaged magazines.
• Accessories: The threaded muzzle (standard 1×20 TPI thread pattern) accepts .50 caliber muzzle brakes, suppressors, or blast shields. Optics require a Picatinny-compatible mount with sufficient eye relief for high-recoil applications. Bipods and monopods are included, but aftermarket replacement options are available from Barrett and third-party manufacturers.
• Suppressor Compatibility: The gas system can be adjusted for use with a suppressor, but the user must ensure the suppressor is rated for .50 BMG pressures and is legally owned per the National Firearms Act.

FAQ Section

Q: Can this rifle be shipped to my home address in the U.S.?
A: No. Federal law requires that all firearms shipped from a licensed FFL dealer must be transferred to another FFL dealer in your state. We will ship the Barrett M107A1 to your chosen FFL, who will then process the transfer after you pass a NICS background check. Please confirm with your receiving FFL that they accept .50 BMG rifle transfers before placing your order.

Q: What is the FFL transfer process for this rifle?
A: After you place your order, we will contact you to confirm your chosen FFL dealer’s name, address, and license number. We verify the receiving FFL’s license through the ATF eZ Check system before shipping. Once the rifle arrives at your FFL, you will complete a Form 4473 and undergo a background check. Transfer fees are set by the receiving FFL and are not included in our price.

Q: What ammunition is compatible with the Barrett M107A1?
A: This rifle is designed for .50 BMG (12.7x99mm NATO) ammunition. It will function with military-spec ball, armor-piercing, tracer, and match-grade loads. We recommend using factory-new ammunition from brands like Hornady, Federal, or Lake City. Do not use reloaded or hand-loaded ammunition unless you are certain of the pressure specifications, as over-pressure rounds can damage the rifle and void the warranty.

Q: What warranty does Barrett provide for this rifle?
A: Barrett Firearms Manufacturing offers a limited lifetime warranty to the original owner for defects in materials and workmanship. This warranty covers the receiver, barrel, and internal components under normal use. It does not cover damage from misuse, improper ammunition, unauthorized modifications, or normal wear and tear. For full warranty terms, you can contact Barrett directly or review the documentation included with the rifle.

Q: What is your return policy for the Barrett M107A1?
A: As a licensed FFL retailer, we accept returns only for defects present at the time of delivery. If the rifle arrives damaged or with a functional issue, you must contact us within 48 hours of receipt. We will arrange for a replacement or repair at our discretion. Firearms cannot be returned for change of mind or cosmetic preferences after the transfer has been initiated. All returns are subject to inspection and compliance with federal and state laws.

Closing CTA

This Barrett M107A1 is available for purchase and can be shipped to your local FFL dealer anywhere in the United States. We are a licensed FFL retailer and handle all shipping paperwork in compliance with ATF regulations. If you have questions about compatibility, transfer logistics, or current stock, contact our team through the website or by phone. Place your order to secure this precision .50 BMG rifle for your collection or long-range shooting needs.