Yankee Hill Machine AR-15 Dust Cover Assembly - Marked .300 Blackout
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Yankee Hill Machine
Overview
The Yankee Hill Machine AR-15 Dust Cover Assembly is a steel construction component designed to keep your firearm clean and functioning by protecting the ejection port from debris and contaminants. This particular model is engraved with ".300 Blackout," allowing for easy identification of your caliber during builds. It is commonly found in pistol-configured AR-15 builds that utilize the .300 Blackout caliber, making it a practical addition for those focused on this specific setup.
Specifications
Yankee Hill Machine AR-15 Dust Cover Assembly - Marked .300 Blackout
August 2026 on GunPartPicker
Yankee Hill Machine AR-15 Dust Cover Assembly - Marked .300 Blackout ranked #31 of the 55 dust covers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since March 2026. All time, it ranks #52 of the 109 dust covers builders have added.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today 6 of the 8 retailers we track have it in stock. The best price crept up from $12.26 to $13.75 over August 2026. Buying today, the lowest price is $14.69 at GritR Sports, above August's low of $11.91, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 31 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 4 →Builds in the community that include the Yankee Hill Machine Ar-15 Dust Cover Assembly - Marked .300 Blackout
| Build | Parts | Total |
|---|---|---|
 | 20 | $2464.48 |
 | 15 | $2361.87 |
 | 18 | $1474.05 |
 | 23 | $2097.20 |
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