PSA 10.5" 5.56 NATO 1/7 Stainless Steel 10.5" Lightweight M-LOK Upper - With BCG & CH
All Palmetto State Armory upper receivers
Click to see full view
Palmetto State Armory
Overview
The PSA 10.5" 5.56 NATO Upper Receiver is a complete assembly designed for the AR-15 platform, featuring a 10.5-inch barrel with a 1:7 twist rate that stabilizes a wide range of 5.56 NATO ammunition. Its carbine-length gas system ensures reliable cycling and performance, making it suitable for various shooting applications. This upper is commonly found in builds focused on compact and maneuverable setups, ideal for close-quarters engagements.
Specifications
PSA 10.5" 5.56 NATO 1/7 Stainless Steel 10.5" Lightweight M-LOK Upper - With BCG & CH
Available Merchants(1)
Prices checked
Price Alert
Build history on GunPartPicker
Builders on GunPartPicker first added the PSA 10.5" 5.56 NATO 1/7 Stainless Steel 10.5" Lightweight M-LOK Upper - With BCG & CH to a build in February 2026.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today the one retailer we track has it in stock. The best price drifted down from $299.99 to $269.99 over September 2026 without a real sale. Buying today, the lowest price is $329.99 at Palmetto State Armory, above September's low of $269.99, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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 →Check it against the live catalog:
Frequently Built With
Popular alongside upper receivers on GunPartPicker
Aero Precision M4E1 Complete Lower Receiver W/MOE SL Grip & SL-S Carbine Stock
Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
Bravo Company M16 Bolt Carrier Group Black
Magpul AFG-2 Angled Fore Grip - Black
Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
No reviews yet. Be the first to review this product!