Derya Firearms DY12 Drum Magazine 21rds 12 Gauge. This isn't just any magazine; it's a Derya Drum Masterpiece for the DY12 Series. Engineered with a hybrid construction of steel and polymer for optimal durability and functionality this 21-round drum magazine is designed for those who need maximum capacity without compromise. Its sleek black finish not only complements your shotgun but also features an intuitive loading mechanism for swift reloads under pressure. Backed by a Limited Lifetime Warranty this magazine ensures long-term reliability across the DY12 MKA1919 VR80 X12/F12 Boss and AR12 platforms delivering unparalleled performance for tactical engagements or range days. Specifications for Derya Arms Shotgun Drum Magazine 12 Gauge 21 Rounds Fits DY12 Black: Manufacturer: Derya Arms Color: Black Finish: Black Magazine Capacity: 21 Round Gauge: 12 Additional Features: Derya DY12 Magazine Number of Rounds: 21 Handle Color: Black Features of Derya Arms Shotgun Drum Magazine 12 Gauge 21 Rounds Fits DY12 Black: Caliber: 12GA Package Contents: Derya Arms Shotgun Drum Magazine 12 Gauge 21 Rounds Fits DY12 Black