Details
This Aegis in 5.56 w/ SB Tactical SBM4 Brace Full Build Kit is a comprehensive 7.5-inch AR-15 kit chambered in 5.56 NATO. It features the "Gladiator" barrel, a robust 7.5-inch 4150 Chrome Moly Vanadium construction with a nitride finish and a 1:7 twist rate, optimized for reliable performance. The kit includes a stripped upper receiver made from 7075 T6 aluminum, anodized for durability, and a free-floating M-LOK handguard crafted from 6061-T6 aluminum in black. A micro low-profile gas block accommodates the .750 O.D. barrel, and the AR-15 M4 charging handle offers mil-spec quality for smooth operation. The heavy-duty pistol buffer tube is paired with a 3 oz buffer weight and standard carbine recoil spring. A SB Tactical SBM4 Stabilizing Brace improves handling, making this kit ideal for gunsmiths who value precision, reliability, and freedom in their builds.
Specifications
Platform: AR-15
Caliber: 5.56x45mm NATO
Barrel Length: 7.5 inches
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Finish: Nitride
Barrel Twist Rate: 1:7T
Barrel Profile: Government
Barrel Thread Pitch: 1/2×28
Gas System Length: Pistol
Muzzle Device: AR-15 1/2×28 TPI GI Birdcage Flash Hider
Muzzle Device Finish: Manganese Phosphate
Muzzle Thread Pitch: 1/2×28
Upper Receiver Name: Stripped Upper Receiver with M4 Feed ramps
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: M-LOK Free Float
Charging Handle: AR-15/M4 Charging Handle Mil-Spec
Gas Block Name: Micro Low-Profile Gas Block for .750 O.D Barrel
Gas Block Size: 0.75
Buffer Tube: Heavy Duty Pistol Buffer Tube for AR-15 and AR Style Pistols
Buffer Weight: 3 oz
Recoil Spring: Standard AR-15 Carbine Recoil Spring
Pistol Brace: SB Tactical SBM4 Pistol Stabilizing Brace
Overall Weight: 79.2 oz
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