Adams Arms AR-15 Base A3 5.56x45mm NATO Upper Receiver
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Model:
UA-16-C-B-556
Condition:
Factory New
Bud's Item Number:
714000221
UPC:
854262002667
MFG:
Adams Arms
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Technical Information
Upper Receiver: A3 Flat-Top, Forged
Barrel Length: 16"
Barrel Contour: M4
Barrel Material: 4150 Chrome Moly Vanadium Steel
Muzzle Thread Pattern: 1/2"-28
Chrome Lined: No
Barrel Finish: QPQ Melonite / Black Nitride
Twist Rate: 1 in 7"
Chamber: 5.56x45mm NATO
M4 Feed Ramps: Yes
Muzzle Device: A2 Flash Hider
Gas System Length: Carbine, Short Stroke Piston Operated
Gas Block Diameter: 0.750"
Handguard: 2-Piece Polymer M4-Style
Sights: None, Single Rail Gas Block
Bolt Carrier Assembly Included: Yes
Bolt Carrier Type: 1-Piece w/Integral Piston Strike Face
Weight: 4.23 lbs