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The SDS Arms MAC 2 Tactical 3-Gun 12-gauge shotgun is built for competitive shooters who demand reliability, speed, and balance in the clay target ring. This 21-inch magazine-fed semi-automatic shotgun runs on an inertia operating system, letting you shoot a variety of loads without adjusting the action or swapping parts—a serious advantage when you're stacking targets fast and switching between birdshot, buckshot, and slugs in the same match.
What makes the MAC 2 standout on the competitive line is its practical ergonomics: oversized controls sit where your hands expect them, the loading gate is contoured for lightning-fast one-handed reloads under pressure, and a fiber optic front sight cuts through the chaos to bring you on target instantly. The ventilated rib barrel wears a Benelli/Mobil-pattern choke system, so you can dial in your shot string for whatever discipline you're running—tighter for distance, wider for close work. The polymer stock keeps weight down (6 lbs 14 oz empty), and at 50.80 inches overall, the gun swings without fighting you.
Since the MAC 2 shares the M2 platform, the aftermarket support is deep: rails, stocks, furniture, and tune-up parts designed for Benelli systems drop right in, so building your perfect competition gun isn't a guessing game. Whether you're running 3-Gun, Trap, Skeet, or Sporting Clays, this is a shotgun that keeps up with your ambition.
| Caliber | 12 Gauge, 3-inch chamber |
| Barrel Length | 21 inches |
| Capacity | 3+1 (3 in magazine, 1 in chamber) |
| Operating System | Inertia-driven semi-automatic |
| Stock | Polymer |
| Sight | Fiber optic front |
| Choke System | Benelli/Mobil pattern; includes 1, 3, 5 tubes |
| Barrel Rib | Ventilated |
| Finish | Anodized |
| Overall Length | 50.80 inches |
| Weight | 6 lbs 14 oz |
Yes. The MAC 2 is designed around the M2 platform, so most Benelli M2 chokes, stocks, furniture, and accessories are compatible. This gives you plenty of customization options for your competition gun.
Yes. The inertia operating system cycles without requiring manual adjustment or part changes, so you can shoot light target loads, heavier buckshot, and slugs in the same shooting session without touching the action.
Three Benelli/Mobil-pattern chokes are included: 1, 3, and 5. These let you adjust your shot pattern density to match your distance and target type.
Yes. The MAC 2 Tactical 3-Gun is purpose-built for competitive shotgun sports. Its light weight, fast reload profile, and reliable inertia system make it well-suited to 3-Gun, clay target, and other competition formats.


SKU: 145479603 • Weight: 6.5oz