Description
The MAC 1014 from Military Armament Corporation is built in the mold of the legendary M4 combat shotgun that served with troops for over two decades, and it wears that heritage well. At the heart of it is a self-regulating gas piston system, the same basic concept that made the original famous for eating everything from light target loads to heavy 3 inch magnums without needing adjustment. This black pistol grip model pairs an 18.5 inch barrel with a fixed polymer stock and forend, giving you a 5+1 capacity tube and a setup that points fast and soaks up recoil with its rubber pad.
Sights and Optics on the MAC 1014
Out of the box you get a Picatinny rail up top with a ghost ring rear sight that adjusts for windage and elevation, plus a front post with a white dot that also adjusts for windage. That is a genuinely useful sight package for slugs and defensive work, and the rail leaves room for a red dot if you would rather run glass. The receiver is drilled for an M4 x .70 screw pattern, so mounting options are straightforward.
Choke Tubes and Aftermarket Support
The barrel is threaded for the Benelli/Mobil choke pattern, and three tubes ship with the gun: cylinder, modified, and full. That lets you tighten up buckshot patterns for defense or open things up for busting clays on the weekend. Even better, the MAC 1014 is designed to be compatible with most aftermarket parts and furniture made for Benelli M4 pattern shotguns, so the upgrade path is wide open.
Why the MAC 1014 Earns a Spot in the Safe
SDS Arms backs this shotgun with a 1 year warranty followed by a lifetime service plan, which says a lot about their confidence in it. Weighing in around 8 pounds, it has enough heft to tame 12 gauge recoil while staying handy for home defense, truck gun duty, or piston-driven range fun. For anyone who has eyed an M4 pattern semi auto but winced at the usual cost of entry, this one is worth a hard look.
Key Specifications
- Model: MAC 1014 Pistol Grip
- Manufacturer: Military Armament Corporation (SDS Arms)
- MPN: 21000120
- UPC: 723551440254
- Action: Semi-Auto, Self-Regulating Gas Piston
- Gauge: 12 Gauge, 3" Chamber
- Barrel Length: 18.5"
- Capacity: 5+1
- Choke System: Benelli/Mobil Pattern, 3 Tubes Included
- Sights: Adjustable Ghost Ring Rear, Blade Front with White Dot
- Optics Mounting: Picatinny Receiver Rail
- Stock: Fixed Polymer Pistol Grip with Rubber Recoil Pad
- Finish: Black Anodized
- Weight: 8 lbs
- Aftermarket Compatibility: Most Benelli M4/M1014 Pattern Parts and Accessories
What’s Included
- MAC 1014 12 Gauge Semi Auto Shotgun
- Choke tube kit (Cylinder, Modified, Full)
- Choke tube wrench
- Sight wrench
- Owner's manual
- Locking device
Frequently Asked Questions
Will the MAC 1014 accept Benelli M4 parts and accessories?
Yes, and that is one of its biggest selling points. The MAC 1014 is designed to be compatible with most aftermarket parts, furniture, and accessories made for Benelli M4 and M1014 pattern shotguns. That opens the door to a huge upgrade market for stocks, forends, and other components.
What chokes come with the SDS MAC 1014?
It ships with three Benelli/Mobil pattern choke tubes: cylinder, modified, and full, along with a choke wrench. The Mobil pattern is one of the most common threadings out there, so finding extended or specialty tubes later is easy. That flexibility lets you set it up for buckshot, birdshot, or clays.
Can I mount a red dot on the MAC 1014?
Yes. Every MAC 1014 comes from the factory with a Picatinny rail on the receiver, so most micro red dots and shotgun optics will bolt right up with a compatible mount. If you prefer irons, the included ghost ring rear is adjustable for windage and elevation.
Does the MAC 1014 cycle light loads reliably?
The self-regulating gas piston system is the same basic design that earned the original M4 its reputation for running a wide range of loads, from lighter field loads up to 3 inch magnums. Like most gas-operated semi autos, it benefits from a proper break-in period with full power ammo. After that, most owners report it digests just about anything you feed it.



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