The Aegis 18-inch Rifle-Gas 1:7.5 6MM ARC AR-15 Freefloat M-Lok Handguard Rifle Upper Build Kit from Davidson Defense offers precision-engineered components ideal for the discerning gunsmith. This kit features an 18-inch barrel, crafted from 4150 CrMoV steel with a nitride finish and a government profile. The 1:7.5 twist rate optimizes performance for the 6MM ARC cartridge, while the rifle-length gas system ensures reliable cycling. The upper receiver is made from durable 7075-T6 aluminum, featuring M4 feed ramps and an anodized finish.
The included 15-inch lightweight M-Lok compatible handguard provides ample accessory mounting options without adding unnecessary weight. A micro low-profile gas block and GI Birdcage flash hider complete the setup. With a 5/8x24 thread pitch and compatibility with standard AR-15 lower receivers, this rifle kit is a robust choice for those who value precision and customization in their builds.
Caliber: 6mm ARC
Barrel: 18-inch 6mm ARC, Rifle Gas, Government Profile, 1:7.5T, Nitride, 41V50 CrMoV
Barrel Length: 18-inch
Barrel Material: 4150 CrMoV
Barrel Thread Pitch: 5/8x24
Barrel Color: Black
Barrel Finish: Nitride
Barrel Profile: Government
Barrel Twist Rate: 1:7.5
Barrel Gas System Length: Rifle
Gas Block: Micro Low-Profile Gas Block
Gas Block Size: .750
Gas Block Material: Steel
Upper Receiver: AR-15 Upper Receiver, M4 Feed ramps, 7075 T6 Aluminum, Anodized
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
Upper Receiver Platform: AR-15
Handguard: AR-15 Ultra-Lightweight Minimalist Handguard 15"
Handguard Material: Aircraft-Grade Aluminum
Handguard Color: Black
Handguard Style: Free Float, M-LOK Compatible
Muzzle Thread Pitch: 5/8x24
Muzzle Device: GI Birdcage Flash Hider
Muzzle Device Finish: Manganese Phosphate
To view the most up-to-date shipping times Click HERE. To view Warranty, Returns, Terms & Restrictions Click HERE.
