PSA 10.5" 5.56 Lightweight M-LOK Slant 12" Upper With MBUS Sight Set, BCG, CH, & Fluted Flash Can - 516447012
All Palmetto State Armory upper receivers
Palmetto State Armory
Overview
The PSA 10.5" 5.56 Lightweight M-lok Slant Upper is a complete upper receiver designed for the AR-15 platform, featuring a 10.5-inch barrel chambered in 5.56 NATO. This configuration is ideal for building a compact, maneuverable firearm, making it suitable for various applications, including close-quarters and tactical shooting. You’ll often find this upper in builds focused on 5.56 NATO caliber setups, where versatility and reliability are key.
Specifications
PSA 10.5" 5.56 Lightweight M-LOK Slant 12" Upper With MBUS Sight Set, BCG, CH, & Fluted Flash Can - 516447012
Available Merchants(1)
Prices checked
Price Alert
Build history on GunPartPicker
Builders have been adding the PSA 10.5" 5.56 Lightweight M-LOK Slant 12" Upper With MBUS Sight Set, BCG, CH, & Fluted Flash Can - 516447012 to their builds on GunPartPicker since February 2026. All time, it ranks #330 of the 1,683 upper receivers builders have added.
Today the one retailer we track has it in stock. Buying today, the lowest price is $379.99 at Palmetto State Armory.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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