PSA 16" Mid-Length Pencil 5.56 NATO 1:7 Nitride 15" Lightweight M-LOK Upper w/ NIB BCG, CH, & MBUS Sights
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Palmetto State Armory
Overview
The PSA 16" Mid-Length Pencil Upper is a complete assembly designed for the AR-15 platform, featuring a 16-inch barrel chambered in 5.56 NATO. Its mid-length gas system offers a smoother shooting experience while the 1:7 twist rate stabilizes a variety of bullet weights, enhancing accuracy. This upper is often chosen for builds that prioritize lightweight configurations and reliable performance in a tactical or competitive setting.
Specifications
PSA 16" Mid-Length Pencil 5.56 NATO 1:7 Nitride 15" Lightweight M-LOK Upper w/ NIB BCG, CH, & MBUS Sights
August 2026 on GunPartPicker
PSA 16" Mid-Length Pencil 5.56 NATO 1:7 Nitride 15" Lightweight M-LOK Upper w/ NIB BCG, CH, & MBUS Sights ranked #48 of the 690 upper receivers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #56 of the 1,578 upper receivers builders have added. Builds with this upper receiver are nearly all chambered in 5.56 NATO, nearly all on mid-length gas, and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today the one retailer we track has it in stock. Prices barely moved in August 2026, holding around $399.99, so there haven't been real sales lately. Buying today, the lowest price is $399.99 at Palmetto State Armory, which matches the best price we saw in August.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 31 retailers
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