Aero Precision AR-15 Ejection Port Cover Assembly
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Aero Precision
Overview
The Aero Precision AR-15 Ejection Port Cover Assembly is a functional component designed to keep debris and contaminants out of the receiver when the rifle is not in use. Made from durable 6061-T6 aluminum and finished in black, this dust cover adds both reliability and a sleek look to your build. It is commonly found in mid-length gas system builds chambered in 5.56 NATO, ensuring that your firearm remains clean and operational in various conditions.
Specifications
Available Merchants(5)
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Price Alert
October 2026 so far on GunPartPicker
Aero Precision AR-15 Ejection Port Cover Assembly is the most added dust cover on GunPartPicker so far in October 2026, ahead of the Spike's Tactical Spikes Tactical Made in USA Ejection Port Door for AR-15 Style Rifle - SED7002, with about 9% of all dust covers added to builds. Up from #6 in September. Builds with this dust cover are mostly chambered in 5.56 NATO (71%, then .223 Wylde 15%), split between mid-length (43%) and carbine-length (34%) gas systems, and nearly all AR-15.
It was hard to find in September 2026, in stock on only 5 of the 15 days we checked, and today 4 of the 5 retailers we track have it in stock. Prices barely moved in September 2026, holding around $13.99, so there haven't been real sales lately. Buying today, the lowest price is $13.26 at KY Gun Company, 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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Read the guide: AR-15 Dust Cover Guide →Frequently Built With
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Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all builds →Builds in the community that include the Aero Precision Ar-15 Ejection Port Cover Assembly
| Build | Parts | Total |
|---|---|---|
 | 22 | $881.63 |
 | 12 | $582.80 |
 | 27 | $2052.90 |
 | 12 | $912.26 |
 | 12 | $1769.92 |
 | 22 | $1374.28 |
 | 12 | $933.15 |
 | 26 | $3327.89 |
 | 15 | $1132.39 |
 | 19 | $2508.84 |
 | 26 | $3129.18 |
 | 21 | $1292.81 |
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