The Derya DY12Y (also listed as the Namlu DY12) is a semi-automatic shotgun chambered in 12 Gauge with an 11-inch barrel, a 3-inch chamber, and a detachable magazine. The 11-inch barrel is a short-barreled configuration; transfer requires additional federal paperwork. It ships with two magazines and a soft case. The receiver is Black Anodized Aluminum and the barrel has a Melotine threaded finish. 
 

Key Specifications 

• Brand: Derya 
• Model: DY12Y 
• Caliber: 12 Gauge 
• Action: Semi Auto 
• Capacity: 10 rounds (2 magazines included) 
• Barrel Length: 11 inches 
• Chamber: 3 inch 
• Color/Finish: Black 
   

Detailed Features 

• 11-inch short-barreled configuration; transfer requires additional federal paperwork 
• Melotine threaded barrel for muzzle device attachment 
• Black Anodized Aluminum receiver 
• Detachable magazine system with two magazines included 
• Soft case included

Owners of the Derya DY12Y are mostly drawn to the compact, detachable-magazine format and the included accessories package. The short-barreled configuration appeals to those who want a highly maneuverable platform, and the threaded barrel adds flexibility for muzzle devices.

Reliability is a common discussion point. Owners report the gun runs well with heavier loads but can be finicky with lighter shells, which is common for short-barreled gas-operated designs. The Melotine finish and anodized receiver get generally positive marks for durability.

The additional federal paperwork involved with this configuration is a known hurdle, and some buyers overlook it at purchase. Those who plan ahead for the transfer process tend to be satisfied with the DY12Y as a compact, magazine-fed option in the segment.