PSA AR-15 Upper 5.56 16" 1:7 Socom Nitride 13.5" Lightweight M-LOK w/NiBx BCG, CH, & MBUS Sight Set
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Palmetto State Armory
Overview
The PSA AR-15 Upper features a complete assembly with a 16-inch barrel chambered in 5.56 NATO, ensuring compatibility with a wide range of ammunition types. The 1:7 twist rate is optimized for stabilizing heavier bullets, which enhances accuracy and performance in various shooting scenarios. This upper receiver is commonly found in builds focused on the 5.56 NATO caliber, making it a versatile choice for both target shooting and tactical applications.
Specifications
PSA AR-15 Upper 5.56 16" 1:7 Socom Nitride 13.5" Lightweight M-LOK w/NiBx BCG, CH, & MBUS Sight Set
Build history on GunPartPicker
Builders have been adding the PSA AR-15 Upper 5.56 16" 1:7 Socom Nitride 13.5" Lightweight M-LOK w/NiBx BCG, CH, & MBUS Sight Set to their builds on GunPartPicker since May 2026. All time, it ranks #457 of the 1,633 upper receivers builders have added.
Today the one retailer we track has it in stock. Buying today, the lowest price is $399.99 at Palmetto State Armory.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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