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Dead Air Armament
Overview
The Dead Air Armament Key Mount Flash Hider is designed specifically for 5.56 NATO caliber rifles, featuring a thread pitch of M15x1 for easy attachment to your muzzle. This flash hider effectively reduces visible flash when firing, making it a critical component for maintaining a low profile during low-light conditions. You’ll commonly find this muzzle device in carbine gas system builds, where the need for reduced flash is essential for enhanced stealth and performance.
Dead Air Armament Key Mount Flash Hider, M15x1, Black Finish
Prices checked
Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today 4 of the 6 retailers we track have it in stock. Prices barely moved in October 2026, holding around $62.40, with no real sale all month. Buying today, the lowest price is $65.40 at BattleHawk Armory.
Prices checked · refreshed daily across 37 retailers
We ranked every muzzle device by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Muzzle Device Guide →Check it against the live catalog:
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Aggregated and anonymized data showing how builders use this product
Builds in the community that include the Dead Air Armament Key Mount Flash Hider, M15x1, Black Finish
| Build | Parts | Total |
|---|---|---|
![]() | 11 | $1734.70 |
![]() | 27 | $2117.70 |
![]() | 18 | $1680.48 |
![]() | 5 | $1166.59 |
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