Out of stock
PSA 16" M4 Nitride 5.56 NATO 1:7 MOE+ CTR Rifle Kit w/ Rear MBUS, Flat Dark Earth - 5165449583
Out of stock

PSA 16" M4 Nitride 5.56 NATO 1:7 MOE+ CTR Rifle Kit w/ Rear MBUS, Flat Dark Earth - 5165449583

SKU 5165449583
Brand Palmetto State Armory
Model Number 5165449583
UPC 5164449583
Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).

Product Details


  • Barrel Length: 16"
  • Gas System: Carbine Length
  • Barrel Profile: M4
  • Barrel Finish: Nitride
  • Chamber: 5.56 NATO
  • Twist Rate: 1:7 
  • Barrel Extension: M4
  • Diameter at Gas Block: .750
  • Gas Block Type: F Marked Front Sight Base
  • Muzzle Device: A2 Flash Hider
  • Receiver Type: M4
  • Handguard Type: Magpul MOE M-LOK Handguard, Flat Dark Earth
  • Stock Type: Magpul CTR Stock, Flat Dark Earth
  • Grip Type: Magpul MOE+ Grip, Flat Dark Earth
  • Bolt Carrier Group Included: Yes
  • Bolt Carrier Profile: Full-Auto
  • Charging Handle Included: Yes
  • Fire Control Group: PSA Mil-Spec Fire Control Group
  • Sights: Magpul MBUS Rear Sight, Black


Barrel: 4150V Chrome Moly steel barrel chambered in 5.56 NATO with a 1:7 twist rate, M4 barrel extension, and a carbine-length gas system. The barrel is finished off with a Magpul MOE M-LOK Flat Dark Earth handguard, F-Marked gas sight base, and A2 flash hider. 

Upper: Forged 7075-T6 A3 AR upper is machined to MIL-SPECS and hard coat anodized, features a forged upper receiver. These uppers are made for us right here in the USA by a mil-spec manufacturer. 

Bolt: Full-auto profile bolt carrier group. Gas Key Hardened to USGI Specifications, Fastened with Grade 8 screws, and Staked Per Mil-Spec.  

Build Kit: PSA Magpul MOE+ CTR Lower Build Kit

Magpul CTR Carbine Stock, Magpul MOE+ grip, and Magpul MOE trigger guard, Palmetto State Armory EPT Lower Parts Kit and Mil-Spec diameter 6-position buffer tube assembly. Everything you need to finish your stripped lower! 

Includes: Magpul® MBUS Rear Sight, Black


Q & A

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