The Sklounsted 20-inch AR-15 complete upper from Davidson Defense is engineered for durability and precision performance, chambered in 5.56 NATO. Crafted from 4150 Chrome Moly Vanadium, the 20-inch H-Bar barrel features a 1:7 twist rate and a phosphate finish, ensuring reliability under various conditions. The upper receiver is made from robust 7075 T6 aluminum with an anodized finish that resists wear and corrosion. The rifle-length gas system paired with a micro low-profile gas block (0.750) contributes to optimal cycling. A complete bolt carrier group made from 9310 alloy steel, finished with nitride, guarantees smooth operation and longevity. The upper includes a standard AR-15 M4 charging handle and a flash hider muzzle device with a 1/2x28 thread pitch. Compatible with M-Lok handguards, this upper assembly is ideal for gunsmiths seeking dependable, high-performance rifle builds.
Caliber: 5.56x45mm NATO
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Thread Pitch: 1/2x28
Color: Black
Barrel Gas System: Rifle
Barrel Length: 20-inch
Barrel Finish: Phosphate
Barrel Profile: H-Bar
Barrel Twist Rate: 1:7T
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Material: Not specified
Handguard Color: Black
Handguard Style: M-Lok
Charging Handle: AR-15 M4 Charging Handle Mil-Spec Quality
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Bolt Carrier: Complete Bolt Carrier Group
Barrel Name: "Alamo"
Upper Receiver Name: Stripped Upper Receiver with M4 Feed ramps
Gas Block Size: 0.750
Gas Block Name: Micro Low-Profile Gas Block
Muzzle Device Details: AR-15 1/2x28 TPI GI Birdcage Flash Hider
Muzzle Device: Flash Hider
Muzzle Thread Pitch: 1/2x28
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