The MAC 1014 in 12 gauge (brand part no. 21000120) is a semi-automatic shotgun built around an 18.5-inch barrel with a 3-inch chamber, based on the iconic design that has served troops around the globe for over two decades and was synonymous with the Global War on Terror. Military Arms finishes the MAC 1014 in black and equips it with a proven self-regulating piston system. Among semi-auto shotguns in the semi-auto shotguns category, the MAC 1014 favors shooters who want a proven military-pattern tactical 12 gauge.

Key Specifications

• Chambered in 12 gauge with a 3-inch chamber.
• Operates on a self-regulating piston system.
• Features an 18.5-inch barrel.
• Feeds from a magazine with a 5+1 capacity.
• Includes a set of three chokes.
• Fitted with a ghost ring rear and blade front sight.
• Finished in black.
• Overall length is 42 inches.
• Ships at approximately 10.3 pounds.

Frequently Asked Questions

What is the operating system? A self-regulating piston design, effective for reliable cycling across load types.

What sights come standard? A ghost ring rear sight with a blade front sight.

Buy the MAC 1014 12 Gauge

A proven military-pattern tactical 12 gauge is exactly what the MAC 1014 delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.