MDX Arms 16" 5.56 1:7T 4150CMV M-Lok HG Mid-Length Gas Micro Single Comp Complete Upper

Product Description

Upper Receiver

• T6 7075 Forged HA Type III
• M4 Feed Ramp
• Standard Mil-Spec Dust Cover & Forward Assist

Charging Handle

• Standard Mil-Spec Charging Handle

Bolt Carrier Group

• Black Nitride / QPQ Finish
• M16 Full Auto with Staked Gas Keys
• 9310 Steel MPI tested bolt & 8620 Steel Carrier.
• Compatible with 5.56 NATO, .223 Remington & 300 AAC Blackout.
• Corrosion resistance inside and out. Superior to chrome lined and parkerized bolt carrier groups.
• Slicker hardened 70RC surface
• Includes extractor o-ring for increased extracting reliability.

Barrel/Gas Block

• 16" 5.56 NATO
• 1:7 Twist
• 4150 Contour Chrome Moly Vanadium (CMV) - Parkerized 
• .750 Low Profile Steel Gas Block - Screw On
• Mid-Length Gas System

Handguard/Rail

• 15" Ultra Slim M-Lok handguard 

Flash Hider/Muzzle Brake

• Micro Single Port Muzzle Brake Nitride - 1/2 x 28 

 Notes:

• Test Fired for function
• Build in Riverside, California