SKU: MS85173
UPC: 015813851732
MPN: 85173
The Mossberg 940 Pro Tactical 12 Gauge shotgun with 18.5" barrel is purpose-built for law enforcement, military, and professional security applications where reliability and tactical flexibility demand an semi-automatic platform. Weighing 10.69 lbs, this inertia-driven semi-auto delivers the speed and capacity of a modern fighting shotgun while maintaining the legendary durability Mossberg brings to patrol and breach operations. The 7-round magazine capacity provides sufficient reserve ammunition for dynamic tactical scenarios, while the optics-ready receiver eliminates the need for aftermarket mounting adapters.
The 940 Pro Tactical employs Mossberg's proven inertia-operated action, which cycles reliably across a wide spectrum of 12-gauge ammunition—from reduced-recoil institutional loads to full-power buckshot—without manual cycling adjustments. The 18.5" cylinder-bore barrel provides tighter patterns suitable for close-quarters engagement while maintaining velocity for intermediate distance work, and the integrated optics-ready surface on the receiver accepts standard Picatinny rail adapters for red-dot sights, carbine optics, and night-vision systems. Hardened steel internals and a corrosion-resistant finish ensure this shotgun performs in demanding environments where regular maintenance is limited.
This model is ideal for tactical teams, riot-control operations, breaching, and home-defense applications where semi-automatic rate-of-fire and ergonomic control outweigh pump-action simplicity. The lightweight profile reduces shooter fatigue during extended deployments, and compatibility with standard 12-gauge ammunition ensures no supply-chain dependency. The optics-ready platform allows operators to pair this shotgun with mission-specific sight systems—from CQB red dots to longer-range sluggun configurations—making it equally effective in building clearance or perimeter defense roles.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.