Description
Barrett took the iconic M107 platform and essentially asked, what would we change if we built it again from scratch? The result is the M107A1. Every component was re-engineered to be lighter and stronger, and the 29-inch fluted chrome-lined barrel in this OD Green configuration delivers the full velocity advantage of the longer tube, pushing standard 660-grain ammunition at around 2,750 fps while the deep barrel flutes help shed heat and keep overall weight in check.
The suppressor-ready design here isn't just a marketing talking point. Barrett engineered the new bolt carrier group, the aluminum recoil buffer system in the lower receiver, and the four-port cylindrical steel muzzle brake to all function together as a coordinated system for use with the Barrett QDL quick-attach suppressor. The bolt carrier components are protected with a combination of ultra-hard coatings and Nickel Teflon plating, which reduces friction and makes cleaning noticeably easier after a day of shooting suppressed.
The OD Green Cerakote finish on the drilled and tapped aluminum upper receiver is more than cosmetic. Cerakote provides real corrosion resistance in field conditions, and the integral 18-inch M1913 optics rail with 27 MOA of built-in elevation gives you a meaningful head start when dialing for long-range targets without burning all your scope's internal adjustment. Inside the receiver, the bolt carrier rides on a hardened steel anti-wear strip, and the rear barrel stop and front barrel bushing are bonded and bolted with a high-strength compound alongside a titanium barrel key for a very tight, repeatable barrel fit that contributes to the M107A1's accuracy.
Recoil management on a 50 BMG rifle is always a conversation worth having. The M107A1 uses a short-recoil operating system where the barrel itself travels rearward to cycle the action, spreading the impulse over a longer period of time. Combined with the Sorbothane recoil pad in the fixed stock, the massive muzzle brake, and the rifle's substantial weight, felt recoil is genuinely manageable. The thermal-guard cheek piece on the OD Green stock is a practical touch that protects your face from metal surfaces that get extremely hot or cold depending on conditions. The rail-mounted rear aluminum grip accepts a monopod for added stability, and the adjustable titanium-polymer monopod is included.
Key Specifications
- Manufacturer: Barrett Firearms
- Model: M107A1
- MPN: 14555
- UPC: 816715013040
- Caliber: .50 BMG
- Action: Recoil-Operated Semi-Automatic
- Barrel Length: 29 inches
- Barrel Type: Chrome-Lined, Fluted
- Twist Rate: 1:15" Right Hand
- Overall Length: 57 inches
- Weight: 28.7 lbs
- Capacity: 10+1 Rounds
- Receiver Finish: OD Green Cerakote Aluminum
- Stock: OD Green Fixed with Thermal-Guard Cheek Piece and Sorbothane Recoil Pad
- Optics Rail: 18" Integral M1913 Picatinny Rail, 27 MOA Elevation
- Muzzle Device: Steel 4-Port Cylindrical Muzzle Brake (Suppressor Ready)
What’s Included
- Barrett M107A1 Rifle
- 1 x 10-Round Detachable Magazine
- Adjustable Bipod
- Titanium and Polymer Monopod
- Flip-Up Iron Sights
- Hard Carry Case
Frequently Asked Questions
Is the Barrett M107A1 suppressor-ready from the factory?
Yes, the M107A1 was purpose-built around suppressor use from the ground up. The redesigned bolt carrier group, the aluminum recoil buffer system in the lower receiver, and the four-port cylindrical muzzle brake are all designed to work together with the Barrett QDL quick-attach suppressor. The suppressor itself is not included with the rifle.
What is the effective range of the M107A1 with the 29-inch barrel?
The 29-inch chrome-lined barrel pushes standard 660-grain .50 BMG ammunition at approximately 2,750 fps, and the platform has been used at distances well beyond 1,000 yards. The integrated 27 MOA optics rail gives you a built-in elevation offset, which is a significant advantage when zeroing a long-range scope without burning up all of your scope's internal adjustment range.
How manageable is the recoil on a 50 BMG semi-auto like this?
The M107A1 uses a short-recoil operating system where the barrel itself cycles rearward, spreading the recoil impulse over a longer period compared to a bolt gun. Add in the large four-port muzzle brake, the Sorbothane recoil pad, and the rifle's nearly 29-pound weight, and most people find the felt recoil is comparable to a stout 12-gauge shell. It's a lot of rifle, but it's not punishing.
What does the Thermal-Guard cheek piece on the OD Green stock actually do?
The Thermal-Guard cheek piece is an insulating barrier between your face and the stock's metal components, which can get very hot during extended shooting sessions or extremely cold in winter field conditions. It's a practical feature that makes a real difference in comfort and safety, especially when running the rifle suppressed where heat buildup increases.
Why does the Barrett M107A1 use a Nickel Teflon finish on the bolt carrier group?
Nickel Teflon plating significantly reduces friction between moving parts and is much more corrosion-resistant than standard finishes. It also makes cleaning the bolt carrier group considerably easier, which matters when you're shooting suppressed and dealing with the additional carbon fouling that comes with it.
What optics work well on the Barrett M107A1?
The integrated 18-inch M1913 Picatinny rail with 27 MOA of elevation built in is compatible with virtually any standard scope rings or mounts. For long-range use, high-magnification optics in the 10-25x range are popular choices. The 27 MOA elevation offset in the rail is intentional, giving long-range optics plenty of room to maintain a practical zero at extended distances.





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