Black Rain Ordnance

Black Rain Ordnance Ejection Port Cover Assembly - .223

Black Rain Ordnance Ejection Port Cover Assembly - .223 - Dust Cover for AR-15 - view 1
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Black Rain Ordnance

Overview

The Black Rain Ordnance Ejection Port Cover Assembly is designed to keep debris out of your AR-15's action, ensuring reliable operation. Made from 6061-T6 aluminum and featuring a sleek black finish, this dust cover not only protects the internals but also adds a streamlined look to your build. This component is commonly found in mid-length gas system builds chambered in 5.56 NATO, making it a practical choice for those setups.

Specifications

MPNBRO-EDC
ColorBlack
Material6061-T6 Aluminum

Available Merchants(2)

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Optics Planet
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$37.99
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BattleHawk Armory
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$17.32
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Build history on GunPartPicker

Builders have added the Black Rain Ordnance Ejection Port Cover Assembly - .223 to their builds on GunPartPicker. Since April 2026, it ranks #48 of the 134 dust covers builders have added. Builds with this dust cover are mostly chambered in 5.56 NATO (71%, then .223 Wylde 14%), split between mid-length (40%) and carbine-length (27%) gas systems, and mostly AR-15 (94%).

It was in stock most times we checked in October 2026, and today only Optics Planet has it in stock. Prices barely moved in October 2026, holding around $37.99, with no real sale all month. Buying today, the lowest price is $37.99 at Optics Planet, which matches the best price we saw in October.

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Frequently Built With

The part most often added in each category by the builds that include this one

Wilson Combat AR-15 Billet Upper Receiver

Wilson Combat AR-15 Billet Upper Receiver

Upper Receiverin 22% of them
Radian Weapons AR-15 Raptor/talon L/s Combo Black Anodized

Radian Weapons AR-15 Raptor/talon L/s Combo Black Anodized

Charging Handle$135in 17% of them
Yankee Hill Machine SRX Short Muzzle Brake - 11/16"-24 tpi, Black Power - YHM-4445-MB-24B

Yankee Hill Machine SRX Short Muzzle Brake - 11/16"-24 tpi, Black Power - YHM-4445-MB-24B

Muzzle Device$81in 11% of them
Magpul AFG-2 Angled Fore Grip - Black

Magpul AFG-2 Angled Fore Grip - Black

Foregrip$24in 17% of them
Aero Precision Stripped M4E1 AR-15 Lower Receiver - Special Edition - Freedom

Aero Precision Stripped M4E1 AR-15 Lower Receiver - Special Edition - Freedom

Lower Receiver$155 · out of stockin 11% of them
Yankee Hill Machine Co. AR-15 Gas Tube Black Rifle

Yankee Hill Machine Co. AR-15 Gas Tube Black Rifle

Gas Tube$20in 22% of them

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

94.1%
AR-1594.1%
AR-95.9%

Caliber

71.4%
5.56 NATO71.4%
.223 Wylde14.3%
300 Blackout4.8%
6mm ARC4.8%
9mm4.8%

Gas System

40%
Mid-Length40%
Carbine26.7%
Rifle20%
Pistol13.3%

Builds Featuring This Part

See all builds →

Builds in the community that include the Black Rain Ordnance Ejection Port Cover Assembly - .223

BuildPartsTotal
LMT 18" .223 Wylde build
LMT 18" .223 Wylde		30$7830.91
aero precision 20" 5.56 build
aero precision 20" 5.56		12$917.25
spike's tactical 14.5" 5.56 build
spike's tactical 14.5" 5.56		16$1123.92
new 5.56 build build
new 5.56 build		24$1743.34
Hog hunter 7" 5.56 build
Hog hunter 7" 5.56		30$2895.06

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