Daniel Defense 14.5" 5.56 M4A1 AR-15 Complete Upper - Flat Dark Earth - 23-004-13150

The Daniel Defense 14.5″ M4A1 Complete Upper is the same complete upper receiver assembly used on their M4A1 rifle. Using top quality components from their entirely in-house produced cold hammer forged barrels, legendary RIS II handguards, better than MIL-SPEC M16 bolt carrier groups means that you’re getting one of the best uppers available for the AR-15.

Features:

• Reliable carbine length gas system.
• Chrome lined 41V50 chrome moly vanadium steel barrel with manganese phosphate finish.
• M16 cut MIL-SPEC bolt carrier group with properly staked gas key and chrome lined bore.
• 12.25″ MK18 Rail Interface System (RIS) II provides plenty of accessory space and includes 3 rail covers.
• Effective flash suppressor helps tame flash and is permanently pinned and welded to meet minimum 16″ barrel length.
• Hand assembled, quality checked, and test fired before leaving the Daniel Defense facility.
• Back

Specifications:

• Assembly: Complete Assemblies
• Barrel Contour: M4
• Barrel Length: 14.5
• Barrel Material: 41V50 Chrome Moly Vanadium Steel
• Caliber Gauge: 5.56 NATO
• Gas System Length: Carbine
• Gas System Type: Direct Impingement
• Handguard: 12.25 in Daniel Defense M4A1 RIS II Rail
• Muzzle Device: Daniel Defense Extended Flash Hider – Pinned and Welded
• Twist Rate: 1:7
• Weight: 4.56 lbs