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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.
Based on build data
Wilson Combat Ar-15 Billet Upper Receiver
Diamondback Firearms 5.56 Ar-15 Bolt Carrier Group - Nitride
Bolt Carrier Group
Yankee Hill Machine Co., Inc. Ar-15 Gas Tube Black Rifle
Wilson Combat Tactical Triggerguard
Bravo Company M16 Bolt Carrier Group Black
Bravo Company Mfg Mod 1 Pistol Grip for AR-15 Rifle, Black - GFGMOD1BLK
Aggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Wilson Combat Ar-15 Billet Upper Receiver | 4 | |
| Diamondback Firearms 5.56 Ar-15 Bolt Carrier Group - Nitride | Bolt Carrier Group | 3 |
| Yankee Hill Machine Co., Inc. Ar-15 Gas Tube Black Rifle | 3 | |
| Wilson Combat Tactical Triggerguard | 3 | |
| Bravo Company M16 Bolt Carrier Group Black | 3 | |
| Bravo Company Mfg Mod 1 Pistol Grip for AR-15 Rifle, Black - GFGMOD1BLK | 3 |
| Platform | Percentage |
|---|---|
| AR-15 | 85.7% |
| AR-10 | 14.3% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 62.5% |
| 300 Blackout | 12.5% |
| .223 Wylde | 12.5% |
| 6mm ARC | 12.5% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 33.3% |
| Carbine | 33.3% |
| Pistol | 16.7% |
| Rifle | 16.7% |
Builds in the community that include the Black Rain Ordnance Ejection Port Cover Assembly - .223
| Build | Parts | Total |
|---|---|---|
 | 30 | $7953.79 |
 | 12 | $864.97 |
 | 16 | $1155.32 |
 | 24 | $1976.74 |
 | 30 | $2835.88 |
1 global rating
Black Rain Ordnance ejection port cover assembly in .223 works as advertised. Spring tension is correct, snaps door open positively on bolt cycling. Comes complete with the c-clip pre-installed. Black anodize matches mil-spec uppers.
