The Honorbound 10.5-inch AR-15 .300 BLK Pistol Upper Build Kit from Davidson Defense delivers a high-performance solution for firearms enthusiasts. This kit features a robust 4150 chrome moly vanadium barrel with an HBAR profile and a 1:8 twist rate, ensuring accuracy and reliability in a compact form. The barrel, measuring 10.5 inches, operates with a pistol gas system and is finished with a durable phosphate coating. Constructed from 7075 T6 aluminum, the stripped upper receiver includes M4 feed ramps and is anodized for added durability. The kit is complemented by a lightweight, free-floating M-LOK handguard made from aircraft-grade aluminum, providing versatility and easy accessory attachment. A Recoil Technologies micro low-profile gas block and an A2 birdcage flash hider with a 5/8x24 pitch round out this comprehensive build kit, making it suitable for gunsmiths who value both functionality and freedom in their arms.
Caliber: .300 Blackout
Barrel Length: 10.5 inches
Barrel Material: 4150 CrMoV
Barrel Thread Pitch: 5/8x24
Barrel Gas System: Pistol Gas
Barrel Finish: Phosphate
Barrel Profile: HBAR
Barrel Twist Rate: 1:8
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Upper Receiver Name: Stripped Upper Receiver with M4 Feed ramps
Gas Block Size: 0.75
Gas Block Name: Recoil Technologies Micro Low-Profile Gas Block for .750 O.D Barrel Steel
Handguard Material: Aircraft-Grade Aluminum
Handguard Color: Black
Handguard Style: Free Float
Muzzle Device: AR-15/AR-10 .308 5/8x24 TPI A2 Birdcage Flash Hider
Muzzle Thread Pitch: 5/8x24
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