PSA GEN3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-LOK Upper - With Nickel Boron BCG & CH

3 options

Palmetto State Armory PSA GEN3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-LOK Upper - With Nickel Boron BCG & CH

Palmetto State Armory

Overview

The PSA Gen3 PA10 is a complete upper receiver designed for the AR-10 platform, featuring an 18-inch barrel chambered in .308 Win with a twist rate of 1:10. Its mid-length gas system provides a smoother cycling operation, which is beneficial for reducing recoil and enhancing accuracy during rapid fire. This upper is commonly found in builds that prioritize the .308 caliber and utilize a mid-length gas system, making it suitable for a variety of shooting applications.

Specifications

SKU516551303784
AssemblyComplete
Twist Rate1:10
Barrel Length18
Gas System LengthMid-Length
Caliber.308 Win
PlatformAR-10

Available Merchants

Price Alert

Log in to set a price alert on this product.

No Available merchants at this time.

Build history on GunPartPicker

Builders on GunPartPicker first added the PSA GEN3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-LOK Upper - With Nickel Boron BCG & CH to a build in March 2026.

Trending upper receivers →

Updated · from real builds on GunPartPicker

Not sure which upper receiver to pick?

We ranked every upper receiver by how often it shows up in real builds on GunPartPicker.

Read the guide: Most Popular AR-15 Upper Receivers

Review this product

Share your thoughts with other customers

Be the first to review

No reviews yet. Be the first to review this product!