Palmetto State Armory

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

All Palmetto State Armory upper receivers

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Palmetto State Armory PSA Gen3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-lok Upper - With BCG & CH - Upper Receiver for AR-15 - view 1
Palmetto State Armory PSA Gen3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-lok Upper - With BCG & CH - Upper Receiver for AR-15 - view 2
Palmetto State Armory PSA Gen3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-lok Upper - With BCG & CH - Upper Receiver for AR-15 - view 3
Palmetto State Armory PSA Gen3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-lok Upper - With BCG & CH - Upper Receiver for AR-15 - view 4
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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 mid-length gas system. The 1:10 twist rate ensures optimal stability and accuracy for a variety of bullet weights, making it suitable for both precision shooting and general use. This upper receiver is commonly found in builds focused on long-range capabilities and versatility, appealing to builders aiming for a robust yet lightweight configuration.

Specifications

MPN516551303787
Gas System LengthMid-Length
PlatformAR-10
Caliber.308 Win
Twist Rate1:10
AssemblyComplete
Barrel Length18
Receiver PatternDPMS Gen 1 (LR-308)

Available Merchants(1)

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$499.99
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September 2026 on GunPartPicker

PSA GEN3 PA10 18" Mid-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-LOK Upper - With BCG & CH ranked #168 of the 615 upper receivers builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since March 2026. All time, it ranks #567 of the 1,881 upper receivers builders have added.

Today the one retailer we track has it in stock. Buying today, the lowest price is $499.99 at Palmetto State Armory.

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Frequently Built With

The part most often added in each category by the builds that include this one

PSA GEN3 PA-10 AR-10 Complete Lower .308 Classic EPT

PSA GEN3 PA-10 AR-10 Complete Lower .308 Classic EPT

Lower Receiver$230in 50% of them
Cryptic Coatings .308 WIN/7.62x51 Bolt carrier group

Cryptic Coatings .308 WIN/7.62x51 Bolt carrier group

Bolt Carrier Group$296in 25% of them
Radian Weapons AR-15 Raptor/talon L/s Combo Black Anodized

Radian Weapons AR-15 Raptor/talon L/s Combo Black Anodized

Charging Handle$135in 25% of them
TriggerTech AHTSDB33NNC Duty Curved Trigger Single-Stage 3.50 lbs Draw Weight Fits AR-10

TriggerTech AHTSDB33NNC Duty Curved Trigger Single-Stage 3.50 lbs Draw Weight Fits AR-10

Trigger$95in 25% of them
Magpul RVG Rail Vertical Grip - Black

Magpul RVG Rail Vertical Grip - Black

Foregrip$18in 25% of them
Magpul PRS Lite Adjustable Stock - Black

Magpul PRS Lite Adjustable Stock - Black

Stock & Brace$123in 25% of them

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