RTB Complete 16" 5.56 Upper Receiver - Black | A2 | 15" M-LOK | Mid Length | With BCG & CH

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Product Code: RTB16M55615-BLK
MSRP: $519.95
Sale Price: Sale Price: $349.95
$349.95
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RTB Complete 16" 5.56 Upper Receiver | A2 | 15" M-LOK | Mid Length | With Bolt Carrier Group and Charging Handle

This Complete 16 inch M-LOK upper receiver comes with our RTB 15 inch free float handguard and is built with only the best Mil-Spec components. The heart of this upper is comprised of a 4150 barrel and our black nitride bolt carrier group that is finished with an incredible polish, making the action smooth and easy to keep clean.


Barrel
Specifications
Caliber 5.56
Length 16"
Material 4150 Chrome Moly Vanadium
Profile Government
Finish QPQ Corrosion Resistant
Gas System Length MidLength
Gas Block Journal .750"
Dimpled? No
Twist Rate 1:7
Muzzle Thread 1/2x28 TPI
Weight 27.2oz
Barrel Extension M4 Feed Ramps
Target Crown 11 Degree

 
Bolt Carrier Group:

  • Enhanced 9310 Steel (Bolt)
  • 8620 Tool Steel (Carrier)
  • Bolt is shot Peened and MPI
  • All BCG components are pre-polished before being processed and then post polished for an incredible shine


Upper Receiver:

  • Machined from a Mil-Spec 7075 T6 forging Hard Coat Anodized per Mil-A-8625F, Type III
  • M4 Feed ramps
  • Made in the U.S.A.


Handguard:

  • MATERIAL: HARD COAT ANODIZED ALUMINUM HANDGUARD, ALUMINUM BARREL NUT
  • PRECISION BORE
  • ACCEPTS M-LOK RAIL SECTIONS & ACCESSORIES
  • 7075-T6 BARREL NUT
  • RAIL LENGTH IS MEASURED ALONG THE TOP
  • INNER DIAMETER: 1.36"


Charging Handle:

  • Tried and True Standard Charging Handle
  • Forged 7075 Aluminum construction
  • Mil-Spec Type-III Hardcoat Anodized finish
  • Caliber - .223 / 5.56 / 300 Blackout
  • Made in the USA

Please Note: Uppers may present light fouling from our quality control process and/or test firing

SKU:
RTB16M55615-BLK