The Davidson Defense Protectorate 16-inch Carbine-Gas Complete Upper build is engineered for performance and adaptability in the AR-15 platform. Featuring a 16" H-Bar barrel chambered in 7.62x39mm with a 1:10 twist rate, this upper assembly is crafted from durable 4150 Chrome Moly Vanadium steel with a phosphate finish. The carbine-length gas system ensures reliable cycling, complemented by a low-profile .750 gas block and a GI Birdcage flash hider.
The upper receiver is constructed from 7075-T6 aluminum with anodized finish, incorporating M4 feed ramps for improved reliability. It is paired with a 15-inch Freefloat M-Lok handguard, providing attachment points for accessories while maintaining a lightweight profile. The complete upper includes a Bear Creek Arsenal bolt carrier group made of 9310 alloy steel, finished with nitride for enhanced durability, along with a mil-spec AR-15 charging handle.
Barrel: "Sagger" AR-15 16" H-Bar 7.62x39 Enhanced Phosphate Finish Barrel
Barrel Caliber: 7.62x39mm
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Length: 16 inches
Barrel Twist Rate: 1:10
Barrel Finish: Phosphate
Barrel Profile: H-Bar
Barrel Thread Pitch: 5/8x24
Barrel Gas System Length: Carbine
Gas Block Size: 0.75
Gas Block: Micro Low-Profile Gas Block for .750 O.D Barrel Steel
Muzzle Device: GI Birdcage Flash Hider
Muzzle Thread Pitch: 5/8x24
Muzzle Device Finish: Manganese Phosphate
Upper Receiver: AR-15 Upper Receiver, M4 Feed ramps, 7075 T6 Aluminum, Anodized
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Type: MLOK
Handguard Length: 15 inches
Handguard Color: Black
Handguard Style: M-Lok with Partial Picatinny Rail, Integrated Handstop, Anti-Rotation Tabs, Trapezoid Cuts
Bolt Carrier Group: Bear Creek Arsenal BCG 7.62x39/12.7x42/9x39, Full Assembly
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Charging Handle: AR-15 M4 Charging Handle Mil-Spec Quality
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