PSA 11.5" 5.56 NATO 1/7 Nitride 10.5" Lightweight M-LOK Upper - With BCG & CH
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Palmetto State Armory
Overview
The PSA 11.5" 5.56 NATO complete upper receiver features an 11.5-inch barrel with a 1:7 twist rate, which is ideal for stabilizing a variety of bullet weights, making it versatile for different shooting applications. Its carbine-length gas system ensures reliable cycling while maintaining a compact profile, perfect for close-quarters situations. This upper is commonly found in short-barreled rifle builds, providing a balance of maneuverability and performance.
Specifications
PSA 11.5" 5.56 NATO 1/7 Nitride 10.5" Lightweight M-LOK Upper - With BCG & CH
September 2026 on GunPartPicker
PSA 11.5" 5.56 NATO 1/7 Nitride 10.5" Lightweight M-LOK Upper - With BCG & CH ranked #117 of the 615 upper receivers builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #231 of the 1,656 upper receivers builders have added.
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. Prices barely moved in September 2026, holding around $329.99, so there haven't been real sales lately. Buying today, the lowest price is $329.99 at Palmetto State Armory, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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