PSA 11.5" Carbine-Length 5.56 1/7 Phosphate 10.5" Lightweight M-LOK Upper - No BCG & CH
Palmetto State Armory
Overview
The PSA 11.5" Carbine-Length 5.56 Upper Receiver is a complete assembly designed for the AR-15 platform, featuring an 11.5-inch barrel with a 1:7 twist rate, which stabilizes a variety of bullet weights for improved accuracy. With a carbine-length gas system, this upper provides reliable cycling and a balance of recoil management, making it suitable for both tactical and recreational shooting. This upper is commonly found in builds focused on 5.56 NATO caliber with a carbine gas system, ideal for those looking to create a compact and versatile firearm.
Specifications
PSA 11.5" Carbine-Length 5.56 1/7 Phosphate 10.5" Lightweight M-LOK Upper - No BCG & CH
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Build history on GunPartPicker
Builders on GunPartPicker first added the PSA 11.5" Carbine-Length 5.56 1/7 Phosphate 10.5" Lightweight M-LOK Upper - No BCG & CH to a build in April 2026.
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