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FN America
Overview
The FN America Ejection Port Cover Door is a robust component designed to protect the ejection port of your AR-15 from debris and contaminants. Made from steel and finished in black, it ensures durability while maintaining a sleek appearance. This ejection port cover is commonly found in builds featuring a carbine gas system chambered in 5.56 NATO, making it a practical choice for those looking to enhance their rifle's functionality and reliability.
Prices checked
Today the one retailer we track is out of stock. Listed prices start at $849.99 at Sportsmans Outdoor Superstore for when it comes back.
Prices checked · refreshed daily across 37 retailers
We ranked every dust cover by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Dust Cover Guide →The part most often added in each category by the builds that include this one

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Builds in the community that include the Fn America Ejection Port Cover Door
| Build | Parts | Total |
|---|---|---|
![]() | 24 | $3988.89 |
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