PSA 16" Midlength 5.56 NATO 1:7 Nitride MOE ODG Rifle KIT - 516444601

Palmetto State Armory PSA 16" Midlength 5.56 NATO 1:7 Nitride MOE ODG Rifle Kit - 516444601 - Upper Receiver for AR-15 - view 1
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Palmetto State Armory

Overview

The PSA 16" Midlength 5.56 NATO Rifle Kit is a complete upper receiver designed for the AR-15 platform, featuring a 16-inch barrel optimized for accuracy and performance. With a mid-length gas system, it provides a smoother recoil impulse and enhanced reliability, while the 1:7 twist rate ensures stability for a wide range of bullet weights. This upper kit is commonly found in builds intended for versatile applications, from tactical setups to recreational shooting.

Specifications

MPN516444601
Caliber5.56 NATO
Barrel Length16
Gas System LengthMid-Length
PlatformAR-15
ColorOD Green
Twist Rate1:7
AssemblyComplete

Available Merchants(1)

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$380

Build history on GunPartPicker

Builders have been adding the PSA 16" Midlength 5.56 NATO 1:7 Nitride MOE ODG Rifle KIT - 516444601 to their builds on GunPartPicker since March 2026. All time, it ranks #555 of the 1,553 upper receivers builders have added.

Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today the one retailer we track has it in stock. The best price crept up from $329.99 to $379.99 over August 2026. Buying today, the lowest price is $379.99 at Palmetto State Armory, above August's low of $329.99, so a better deal may come back.

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