3 options

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.
PSA GEN3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-LOK Upper - With Nickel Boron BCG & CH
3 options
Log in to set a price alert on this product.
No Available merchants at this time.
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.
Updated · from real builds on GunPartPicker
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 →Check it against the live catalog:
The part most often added in each category by the 8 builds that include this one

PSA GEN3 PA10 Complete MOE 2-Stage .308 Lower w/ Over Molded Grip

Wilson Combat Tr-Ttu-M2 Tactical Trigger Unit

Wilson Combat .308 Win Bolt Carrier Assembly, Nickel Boron - TR-BCA-NB-308

Yankee Hill Machine Co 6" Picatinny Rail Extension, Black - YHM-9473

Precision Reflex Gas Buster Charging Handle W/flat Latch

Fortis Switch, Handguard, Black, fits DPMS High Profile 308, 15.75", Matte
No reviews yet. Be the first to review this product!