Daniel Defense 23-004-09376 M4A1 Complete Upper Receiver, 556NATO, 14.5 Inches Pinned Barrel, Carbine Length Gas System, Anodized Finish, Flat Dark Earth

Crafted for enthusiasts seeking a reliable upper receiver group modeled after USSOCOM SOPMOD Block II for enhanced tactical versatility. Includes the M4A1 FSP RIS II picatinny quad rail in Flat Dark Earth, providing a sturdy and customizable platform for accessories. Features a 14.5" M4 profile barrel with a pinned configuration for a 16" overall length, ensuring compliance and optimal balance. Equipped with a Mil-Spec F-Marked front sight base and an A1.5 Fixed Rear Sight for precise aiming in various conditions. Incorporates a SureFire SF3P flash hider and suppressor adapter to minimize muzzle flash and improve shooting accuracy. Comes with an M16 profile full auto bolt carrier group for dependable operation and durability in demanding scenarios. Designed with a carbine-length gas system and a rail-mounted QD swivel attachment point for quick and secure sling connections.

Features:

• UPPER RECEIVER: Mil-Spec with Indexing Marks and M4 Feed Ramps. CNC Machined of 7075-T6 Aluminum.
• BARREL: Chrome Moly Vanadium Steel, Cold Hammer Forged, 1:7 Twist, 14.5 M4 Profile, Chrome Lined, Mil-Spec Phosphate Coated.
• GAS SYSTEM: Mil-Spec F-Marked Front Sight Base, Carbine Length, Direct Impingement.
• MUZZLE DEVICE: SureFire SF3P Flash Hider / Suppressor Adapter, Black Ionbond DLC Coating, Pinned and Welded to Barrel.
• BOLT CARRIER GROUP: M16 Profile, Mil-Spec MP Tested, Chrome Lined, Properly Staked Gas Key.
• SIGHTS: A1.5 Fixed Rear Sight, 6061-T6 Aluminum, Type III Hard Coat Anodized.
• HANDGUARD: Daniel Defense M4A1 FSP Rail Interface System (RIS) II, CNC Machined of 6061-T6 Aluminum, Type III Hard Coat Anodized FDE.

Specifications:

• Description: Carbine
• Caliber-2: 556NATO
• Type of Barrel: 1:7
• Color: Flat Dark Earth
• Accessories: Flash Hider
• Type: Upper
• Manufacturer Part: 23-004-09376
• Manufacturer: Daniel Defense
• Model: M4A1
• Sub Category: Complete Upper Receivers
• Barrel Length: 14.5" Pinned (16" OAL)
• Finish: Anodized
• Caliber: 223 Remington