The Rock Island Armory VR82 is a semi-automatic 20-gauge shotgun on an AR-style platform. It has an 18-inch barrel, a 3-inch chamber, and an overall length of 38 inches. Capacity is 5+1 rounds. Weight is 8.5 lbs. The receiver is 7075-T6 aluminum with a black anodized finish. 
 

Key Specifications 

• Manufacturer: Rock Island Armory 
• Model: VR82 
• Type: Semi-Automatic Shotgun 
• Caliber/Gauge: 20 Gauge 
• Barrel Length: 18 inches 
• Overall Length: 38 inches 
• Capacity: 5+1 rounds 
• Weight: 8.5 lbs. 
• Finish: Black Anodized 
• Chamber Size: 3 inches 
• Sights Type: Flip Up Front and Rear 
   

Features 

The thumbhole fixed stock with pistol grip gives solid control during rapid fire. Flip-up front and rear sights sit flat when not in use. Mobil choke compatibility means the VR82 can run Full, Modified, or Improved Cylinder chokes depending on the application -- no proprietary system. The 7075-T6 aluminum receiver is the same aircraft-grade alloy used in the VR80, keeping weight in check without sacrificing structural integrity. 
 
The 20-gauge chambering produces less recoil than the 12-gauge VR80, which some shooters find easier to manage for sustained sessions. Semi-auto follow-up speed is the main practical advantage over a pump in this format. 
 

Use Context 

Suited for home defense, sport shooting, and small game or bird hunting. The shorter 18-inch barrel (vs. the VR80's 20 inches) makes it easier to maneuver indoors.

Users generally find the VR82 lightweight and manageable, with the 20-gauge recoil being a clear draw for newer shooters or those who prefer a softer-shooting platform. The semi-auto action and tactical layout are well-received. The modern AR-style aesthetics come up often as an appeal factor.

Criticism centers on reliability: there are reports of occasional cycling issues with certain ammunition loads, which makes ammo testing before relying on it in any critical situation important. Some users note that it doesn't match higher-end semi-auto shotguns in fit and finish. The consensus is that it's a reasonable value for a tactical 20-gauge platform, with the caveat that buyers should test it thoroughly with their preferred ammunition.