The Silver Dove 20-inch AR-15 5.56 NATO rifle upper build kit from Davidson Defense is engineered for precision assembly and durability. This kit includes a 20-inch 5.56 CMV barrel with a pinned front sight base, made from 4150 CrMoV steel, featuring a 1:7 twist rate and a rifle-length gas system. The barrel is threaded at 1/2x28, allowing for the included .223-5.56 nitrided muzzle brake.
Constructed with a drop-in style handguard made from robust 6061-T6 aluminum, finished in black, and a stripped upper receiver crafted from 7075-T6 aluminum with anodized finish and M4 feed ramps, this upper build kit is designed for reliable performance. This lower provides a solid platform for customization, making it suitable for gunsmiths who appreciate freedom and accuracy in their shooting experience.
Caliber: 5.56x45mm NATO
Barrel Name: 20" 5.56 CMV Barrel w/ Pinned FSB, Rifle Length
Barrel Length: 20-inch
Barrel Material: 4150 CrMoV
Barrel Twist Rate: 1:7
Barrel Thread Pitch: 1/2x28
Gas Block Size: 0.750
Barrel Gas System Length: Rifle
Muzzle Device: .223-5.56 1/2X28 Crown Muzzle Brake, Nitrided
Muzzle Thread Pitch: 1/2x28
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: Drop-In
Upper Receiver Name: Stripped Upper Receiver with M4 Feed ramps
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
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