Details
The Dropshadow 18-inch Carbine-Gas .350 Legend AR-15 Upper Build Kit provides precise functionality for serious enthusiasts. Featuring a robust 18-inch barrel constructed from 4150 CrMoV steel, this upper has an HBAR profile and a 1:16 twist rate for optimal stability. The upper receiver, made from 7075 T6 aluminum with an anodized finish, includes M4 feed ramps for reliable feeding.
The freefloat quad-rail handguard, crafted from durable 6061-T6 aluminum, extends 15 inches and allows for extensive modularity. A micro low-profile gas block made of steel ensures efficient gas flow, while the GI birdcage flash hider manages muzzle rise effectively. The barrel thread pitch is 5/8×24, matching the muzzle device. This upper build kit is ideal for gunsmiths seeking performance and customization in shooting applications.
Specifications
Caliber: .350 Legend
Barrel Length: 18-inch
Barrel Material: 4150 CrMoV
Barrel Profile: HBAR
Barrel Twist Rate: 1:16
Barrel Thread Pitch: 5/8×24
Barrel Gas System Length: Carbine
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Upper Receiver Features: M4 Feed Ramps
Handguard Material: 6061-T6 Aluminum
Handguard Style: Quad-Rail
Handguard Color: Black
Handguard Length: 15-inch
Muzzle Thread Pitch: 5/8×24
Gas Block: Micro Low-Profile
Gas Block Material: Steel
Gas Block Size: 0.75
Gas Block Finish: Phosphate
Muzzle Device: GI Birdcage Flash Hider
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