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Palmetto State Armory
Overview
The PSA 10.5" CHF 1:7 A2 Carbine Upper Assembly is a complete upper designed for the AR-15 platform, featuring a 10.5-inch barrel chambered in 5.56 NATO. With a carbine-length gas system and a 1:7 twist rate, this upper is optimized for stabilizing a variety of bullet weights, making it versatile for different ammunition types. This assembly is commonly found in short-barreled rifle builds where maneuverability and compactness are key factors.
PSA 10.5" CHF 1:7 A2 Carbine 5.56 NATO Premium Classic AR-15 Upper Assembly - with BCG/CH
Prices checked
PSA 10.5" CHF 1:7 A2 Carbine 5.56 NATO Premium Classic AR-15 Upper Assembly - with BCG/CH ranked #267 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 #960 of the 1,709 upper receivers builders have added.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, but today the one retailer we track is out of stock. Prices barely moved in September 2026, holding around $519.99, so there haven't been real sales lately. Listed prices start at $519.99 at Palmetto State Armory for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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:
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