This full build kit from Davidson Defense centers on a Bear Creek Arsenal Irithyll 7.5-inch barrel chambered in 5.56 NATO with a 1-7 twist rate and pistol-length gas system. The barrel is 4150 Chrome Moly Vanadium steel with a manganese phosphate finish. The AR-15 upper receiver is 7075-T6 anodized aluminum. An SB Tactical SBA3 brace is included. Lower receiver not included.
The Bear Creek Arsenal Irithyll 7.5-inch barrel is 4150 Chrome Moly Vanadium steel with a manganese phosphate finish and a 1-7 twist rate. The pistol-length gas system pairs with the micro low-profile gas block included in this kit.
The AR-15 upper receiver is 7075-T6 anodized aluminum. The 7-inch freefloat aluminum handguard provides modular attachment points along its length.
A Recoil Technologies premium bolt carrier group, AR-15 M4 charging handle, and GI birdcage flash hider are included. This kit also includes an SB Tactical SBA3 brace.
Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws. Lower receiver not included.
Barrel: Bear Creek Arsenal "Irithyll" AR-15 AR Pistol Barrel
Caliber: 5.56 NATO
Barrel Length: 7.5 inches
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Finish: Manganese Phosphate
Barrel Profile: Contour
Barrel Twist Rate: 1:7
Barrel Thread Pitch: 1/2x28
Barrel Gas System Length: Pistol
Gas Block: Micro Low-Profile Gas Block
Gas Block Size: 0.750
Gas Block Material: Steel
Handguard Material: Aluminum
Handguard Length: 7 inches
Handguard Style: Freefloat
Upper Receiver: AR-15 Upper Receiver
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Charging Handle: AR-15 M4 Charging Handle Mil-Spec Quality
Bolt Carrier: Recoil Technologies Premium Complete Bolt Carrier Group
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Muzzle Device: AR-15 1/2x28 TPI GI Birdcage Flash Hider
Muzzle Device Finish: Manganese Phosphate
Muzzle Thread Pitch: 1/2x28
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