The Derya DY12 is a semi-automatic shotgun chambered in 12 Gauge with a 20-inch barrel and a 3-inch chamber. It comes with an adjustable stock, a Picatinny rail on the black anodized aluminum receiver, and a threaded barrel with a melonite finish. Three detachable magazines are included: one 2-round, one 5-round, and one 10-round. 
 

Key Specifications 

• Brand: Derya 
• Model: DY12 
• Caliber: 12 Gauge 
• Action: Semi Auto 
• Barrel Length: 20 in 
• Color/Finish: Black 
   

Detailed Features 

• 20-inch threaded barrel with melonite finish and 3-inch chamber 
• Black anodized aluminum receiver with Picatinny rail 
• Adjustable polymer stock with pistol grip 
• Includes three magazines: 2-round, 5-round, and 10-round 
• Flip-up front and rear sights; three choke tubes (Improved Cylinder, Modified, Full)

Owners drawn to the DY12 in its standard (non-CA) configuration particularly appreciate the three-magazine bundle. Having 2-round, 5-round, and 10-round options in the box gives practical flexibility, and the adjustable stock suits a wider range of shooters than a fixed design.

The threaded barrel is a consistent highlight. Shooters note it opens up accessory options without extra cost, and the Picatinny rail on the receiver makes optic mounting straightforward. The melonite-finished barrel gets good remarks for durability.

On the downside, the DY12 can be finicky with lighter loads, and trigger reset draws mixed reviews. Some owners find the pistol grip ergonomics polarizing, preferring a more traditional stock. Overall, this variant is seen as the more versatile sibling in the DY12 lineup.