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Daniel Defense

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Dd M4a1 Upper Urg 14.5"pb 556 Fde

Dd M4a1 Upper Urg 14.5"pb 556 Fde

Regular price $1,612.00 USD
Regular price Sale price $1,612.00 USD
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The Daniel Defense M4A1 Upper Receiver Group features the M4A1 Rail Interface System (RIS II), which has been in use by US Special Operations Command (SOCOM) for the SOPMOD II Weapons System since 2005. This two-piece, free-floating rail system allows the mounting of devices like a M203 grenade launcher without influencing the barrels harmonics, eliminating problems like wandering point of impact that plagued other mounting designs. The two-piece design also allows for partial disassembly of the rail to aid in cleaning around barrel without completely removing the entire rail system. The weight of anything attached to the RISII rail system is fully supported by a sturdy bolt-up system, using 6 grade 8 bolts, leaving the barrel completely free floating for best possible accuracy and dependability. The M4A1 features a 14.5" Cold Hammer Forged M4 Profile barrel with a permanently attached Daniel Defense Improved Flash Suppressor to meet the NFA required 16" length. All Daniel Defense complete upper receiver groups come standard with an M16 profile bolt carrier group.

Features :
  • Daniel Defense M4A1 Rail Interface System
  • Daniel Defense Rail Panels Made from Santoprene
  • "14.5" Cold Hammer Forged,

⚠︎ This Item is regulated

• Carrier and shipping methods are restricted for orders containing ammunition. 
• Under the federal Gun Control Act (GCA), you must be at least 18 years of age to purchase ammunition for shotguns or rifles; and you must be at least 21 years of age to purchase any ammunition other than ammunition for shotguns or rifles. 
• If your state law or local ordinances establish a higher minimum age for the purchase of ammunition, you must observe the higher age requirement. Other restrictions may apply. 
• It solely is your responsibility to know whether you are legally able to purchase this item. 
• You acknowledge, understand, and consent that you meet the Federal, State, and local requirements to purchase this item by clicking “Add To Cart.”

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