Caliber Marked Dust Cover Assembly 300 Blackout
$15.50 at Brownells · 7 stores
In stock
Best price
$13.99at Ammunition Depot
In stock checked Oct 21, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Ammunition Depot Best price | $13.99checked Oct 21, 2026 | In stock | Buy at Ammunition Depot | |
| Battlehawk Armory | $10.95checked Oct 21, 2026 | Check store | Buy at Battlehawk Armory | |
| Palmetto State Armory | $10.99checked Oct 10, 2026 | Check store | Buy at Palmetto State Armory | |
| Brownells | $10.95checked Oct 21, 2026 | Out of stock | Buy at Brownells | |
| OpticsPlanet | $10.95Salechecked Oct 21, 2026 | Out of stock | Buy at OpticsPlanet |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Price history
Lowest in-stock price in the last 30 days: $10.95 at OpticsPlanet. Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Ammunition Depot | $13.99 | $13.99 | $13.99 |
| Battlehawk Armory | $10.95 | $10.95 | $10.95 |
| Brownells | $10.95 | $10.95 | $10.95 |
| OpticsPlanet | $10.95 | $10.95 | $10.95 |
| Palmetto State Armory | — | $10.99 | $10.99 |
Since Sep 28, 2026.
About this part
The Marked AR15/M16 Ejection Port Cover 300 BLK is an AR-15 upper part from Wilson Combat. It's sold by 5 stores (1 in stock), from $10.95 to $13.99. The lowest in-stock price in the last 30 days was $10.95 at OpticsPlanet.
Fits and works with
- Caliber
- 300 Blackout · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Specifications
- Manufacturer
- Wilson Combat
- Color
- Black
- Type
- Ejection Cover
- Platform
- AR-15
From the manufacturer
These Wilson Combat AR-15 Ejection Port Covers give you the ability to quickly identify upper receivers of various calibers. Finished in Black Armor-TuffA(R), the covers feature the caliber of your choice. Replaces your existing ejection port cover. Includes the ejection port cover only, no pin, c-clip or spring. Mfg: Wilson Combat
Similar upper parts
Battle Arms Development Engraved Ejection Dust Cover - 300BLK
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ABC RIFLE COMPANY AR-15 Engraved Ejection Port Dust Cover Assembly .300 AAC Blackout Black
$19.99 at OpticsPlanet
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