PSA Custom .625 Skeletonized Standard Gas Block
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Palmetto State Armory
Overview
The PSA Custom .625 Skeletonized Standard Gas Block is designed for AR-15 builds that require a lightweight yet robust gas management solution. With a gas block diameter of .625 inches, it fits seamlessly with .625-inch diameter gas tubes and is crafted from durable 6061-T6 aluminum, ensuring both strength and weight savings. This gas block is commonly found in lightweight and precision-focused builds where minimizing weight without sacrificing functionality is a priority.
Specifications
Build history on GunPartPicker
Builders on GunPartPicker first added the PSA Custom .625 Skeletonized Standard Gas Block to a build in March 2026.
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 $34.95, so there haven't been real sales lately. Buying today, the lowest price is $34.95 at Palmetto State Armory, which matches the best price we saw in August.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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