PSA 16″ 5.56 Rifle Upper A2 Sight Base – Black


Enhance your AR-15 with our PSA 16″ 5.56 Rifle Upper A2 Sight Base, the epitome of American craftsmanship. This forged upper, made from 7075-T6 aluminum with a hard coat anodized black finish, features a nitride finished 16″ barrel with a 1×7 twist rate, ensuring top performance.

Availability: Out of stock SKU: PSA16BLACKUPPER-1 Categories: , Tags: ,


Palmetto State Armory 16″ Carbine 5.56 NATO Upper with Black Handguard and A2 F-Marked Sight Base

Looking for a top-quality, American-made upper receiver for your AR-15 rifle? Check out our PSA 16″ 5.56 Rifle Upper A2 Sight Base in Black! This forged Upper receivers constructed from 7075-T6 aluminum and features a hard coat anodized black finish. The M4 flat top design includes M4 feed ramps for smooth, reliable feeding and compatibility with a wide range of aftermarket parts and accessories. The included handguard is a 2-piece classic carbine length model in black. The 16″ barrels nitride finished and has a carbine length gas system. It’s chambered in 5.56 NATO and twist rate is 1×7. The A2 front sight gas block is F-marked for height and the A2 flash hider is included. Assembled in the USA, this PSA upper DOES NOT INCLUDE an M16 bolt carrier group or charging handle (available separately). Get your new upper receiver today at Palmetto State Armory!

PSA 16″ 5.56 Upper Specifications:

  • Equipped with Classic Military Style Handguard
  • Barrel has a Nitride Finish
  • Gas Block is A2 Sight Base F Marked
  • Barrel Twist is 1×7
  • Includes A2 Flash Hider
  • PSA 16″ Upper Has Carbine Gas System
  • DOES NOT INCLUDE Mil-Spec M16 Bolt Carrier and Charging Handle
  • Hard Coat Anodize Finish on the Palmetto State Upper Receiver
  • Made in the USA

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information:

Additional information

Weight 6 lbs




Barrel Length

Barrel Material

Barrel Finish

Barrel Chamber

Barrel Thread

Barrel Twist

Barrel Gas System

Barrel Gas Block

Handguard Length


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