The Rock Island Armory VR82 is a 20 gauge semi-auto shotgun built on an AR-pattern platform that trades a fixed tube magazine for a detachable box magazine, giving shooters faster reloads and modern ergonomics. Its black anodized barrel and black synthetic furniture give it a rugged, tactical look, while flip-up front and rear sights provide a fast, adjustable sight picture without blocking an optic mounted above. The shorter 18-inch barrel keeps the gun quick to maneuver, making it well suited for home defense, clays, or general-purpose 20 gauge duty for shooters already familiar with AR-style controls. It’s a practical option for anyone who wants a semi-auto shotgun that handles like a modern rifle platform.

Key Specifications

• The action is semi-auto on an AR-pattern platform with modern rifle-style controls.
• Chambered in 20 gauge for a lighter-recoiling shotgun platform.
• The 18-inch barrel keeps the gun quick to maneuver in tight spaces.
• Ships with one 5-round detachable box magazine, giving a 5-round capacity and fast reloads.
• Sights are flip-up and adjustable, front and rear, staying out of the way of a mounted optic.
• The barrel is finished in black anodized for corrosion resistance and a durable, tactical look.
• Furniture is black synthetic, built to hold up to hard use.
• Overall length runs about 44.5 inches.
• Ships at approximately 12 pounds in its case.

Frequently Asked Questions

Does this shotgun use a detachable magazine? Yes, it ships with one 5-round detachable box magazine instead of a fixed tube.

What kind of sights does it have? Flip-up front and rear sights that are adjustable and stay clear of a mounted optic.

Is this a good home-defense shotgun? Its 18-inch barrel, detachable magazine, and AR-style controls make it a practical home-defense or general-purpose 20 gauge option.

Buy the Rock Island Armory 20 Gauge Semi-Auto Shotgun

Order this Armscor/Rock Island Armory shotgun from our Lubbock, Texas gun shop for fast, insured FFL shipping. Its detachable-magazine feed and AR-pattern handling make it a standout pick from Schaefer Defense’s semi-auto shotgun lineup.