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SKU: GAG_RES-DD23-004-13150
Daniel Defense M4A1 Upper Mil-Spec upper receiver with indexing marks and M4 feed ramps. CNC machined of 7075-T6 aluminum and Type III hard coat anodized. Pinned low profile gas block is CNC machined of 4140 hardened steel Mil-Spec heavy phosphate coating carbine length direct Daniel Defense M4A1 Upper Specifications: UPC Code: 815604016612 Manufacturer: Daniel Defense Manufacturer Part #: 23-004-13150 Model: M4A1 Type: Upper Caliber: 223 Rem Caliber: 556NATO Barrel Length: 16 (14.5 with Pinned Brake) Finish/Color: Flat Dark Earth Accessories: M4 12.0 Rail Type of Barrel: 1:7 Subcategory: Upper Receivers