Product Description

Model: AR-15 Pistol Upper, 5.56 NATO, 8.5'' Barrel, 1:7 Twist, Pistol Gas System

Unique Characteristics:

This 5.56 NATO AR-15 Pistol Upper receiver, assembled by MCS, is one of our many options for an AR-15 Assembled Upper receiver. Our specialty is designing custom built upper receiver that only use the best parts at the best prices. Our uppers will take advantage of the beauty and accuracy of a barrel manufactured by Bear Creek Arsenal. The stripped upper receiver will be manufactured by Cerro Forged and equipped with our custom-made dust covers, forward assists, and handguard rails.

The MCS upper receiver will be able to accept both .223 and 5.56 ammunition. This upper will serve as an excellent tool for hunting and range firing or would make an effective home defense tool. 

5.56 NATO AR-15 Pistol Upper Specifications:

• Forged 7075-T6 Black Stripped Upper
• Black or Matched Color Dust Cover
• Black or Matched Color Forward Assist
• 5.56 NATO Caliber
• 7.5" Parkerized
• 1:8 Twist
• .750 Lower Profile Gas Block
• Pistol Gas System
• AR-15 Birdcage Thread 1/2x28
• 7'' Free Float Handguard Black or Matched Color
•  BCG Sold Separately
•  Charging Handle Sold Separately