The Aegis Lightweight 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit from Davidson Defense combines precision engineering with durable construction for reliable performance. Chambered in .300 Blackout, the 10.5-inch heavy barrel (HBAR) is made from 4150 CrMoV steel and features a 1:8 twist rate. The pistol gas system boosts efficiency in this compact setup, while the phosphate finish enhances durability.
The upper receiver, crafted from 7075 T6 aluminum and finished with anodized protection, includes M4 feed ramps and a Picatinny rail for versatile accessory mounting. The free-float 10-inch M-Lok handguard, constructed from aircraft-grade aluminum, provides a lightweight profile while ensuring optimal component stability. Complementing this build is a low-profile gas block, AR-15 TPI GI Birdcage flash hider, and a Davidson Defense Forward Assist Assembly. This kit is designed for gunsmiths seeking freedom in configuration and performance.
Caliber: .300 Blackout
Barrel Length: 10.5 inches
Barrel Material: 4150 CrMoV
Barrel Gas System: Pistol Gas
Barrel Profile: HBAR (Heavy Barrel)
Barrel Twist Rate: 1:8
Barrel Thread Pitch: 5/8x24
Barrel Finish: Phosphate
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Upper Receiver Type: Forged
Upper Receiver Features: M4 Feed Ramps, Picatinny Rail
Handguard Length: 10 inches
Handguard Style: Free Float
Handguard Material: Aircraft-Grade Aluminum
Handguard Color: Black
Attachment System: M-Lok
Gas Block Size: 0.75
Gas Block Profile: Low-Profile
Gas Block Material: Steel
Gas Block Finish: Phosphate
Muzzle Device: AR-15 TPI GI Birdcage Flash Hider
Muzzle Device Finish: Manganese Phosphate
Ejection Port Door: .223 5.56 Ejection Port Door, Rod, and Spring
Forward Assist: Davidson Defense Forward Assist Assembly for AR-15
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