Dead Foot Arms AR-SD 9mm Complete Direct Blowback Upper Assembly 8.3" Barrel

The Dead Foot Arms AR9-SD is a Complete Direct Blowback Upper Receiver chambered in 9MM. The FORWARD charging upper receiver will attach to most AR9 and AR15 lower receivers. The included FULL AUTO compatible 9MM BCG will work with Glock, Colt, Endo, and MP5 magazines. The Upper also comes with MP5 Blade style front sight and rear sight drum, MP5 SD style Aluminum Handguard with 3 M-Lok Slots, and Muzzle Device. BCG Options: Full size is to work with standard carbine buffer tubes. MCS is to work with their short folder and buffer tube. Specifications: Weight: Full Size:3 lbs 14 oz MCS: 3 lbs 9 oz Caliber: 9MM Barrel Length: 8.3" Barrel Thread: 12-28 AR9 BCG (Glock, Colt, Endo, and MP5 Compatible) Billet Upper Receiver Aluminum Components: Hardcoat Anodize - Type III Class 2 Steel Components: Black Nitride