The Davidson Defense Side Plan w/SBA4 Brace 10.5-inch AR-15 .300 BLK Pistol Full Build Kit is tailored for gunsmiths who appreciate precision and functionality. Chambered in .300 Blackout, this kit includes a 10.5-inch AR-15 HBAR barrel made from 4150 CrMoV steel, with a 1:8 twist rate and phosphate finish. The pistol-length gas system ensures reliable operation.
The package features a Davidson Defense Side Charging Billet Upper Receiver in anodized finish, complemented by a 10-inch M-LOK handguard crafted from 6061-T6 aluminum. Included is the Recoil Technologies micro low-profile gas block and a side charging bolt carrier group made from 9310 alloy steel with a nitride finish. The kit also features an SB Tactical SBA4 adjustable pistol stabilizing brace and an Omega Manufacturing flash hider, both designed with 5/8x24 thread pitch. This full build kit provides everything necessary for a precise assembly of a .300 BLK AR-15 pistol.
Caliber: .300 Blackout
Barrel Name: AR-15 10.5" .300 BLK OUT, Pistol Gas, HBAR, 1-8T Parkerized Barrel
Barrel Length: 10.5 inches
Barrel Material: 4150 CrMoV
Barrel Twist Rate: 1:8
Barrel Finish: Phosphate
Barrel Profile: HBAR
Barrel Gas System: Pistol
Barrel Thread Pitch: 5/8x24
Gas Block Name: Recoil Technologies Micro Low-Profile Gas Block for .750 O.D Barrel Steel
Gas Block Size: 0.750
Upper Receiver Name: Davidson Defense Side Charging Billet Upper Receiver, Anodized
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: M-LOK
Handguard Length: 10 inches
Bolt Carrier Name: Recoil Technologies AR-15 Side Charging 5.56/.223/.300 Blackout/.350 Legend BCG + Side Charging Handles x2
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Pistol Brace: SB Tactical SBA4 Adjustable Pistol Stabilizing Brace
Muzzle Device: Omega Manufacturing AR-15/AR-10 .308 5/8x24 TPI GI Birdcage Flash Hider for .308 7.62x39 .300 Blackout
Muzzle Thread Pitch: 5/8x24
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