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Anyone who has run a suppressed rifle in low light knows the sound is only half the story. That fireball at the muzzle still gives away your position and wrecks your night vision, whether you're on a hog hunt with thermals or just finishing a range day at dusk. The EA39 from Energetic Armament tackles that problem with a flash hiding front cap that threads onto VOX and ARX series silencers, knocking down visible flash signature in a big way compared to the standard flat cap.
This cap is machined from American-made 17-4PH stainless steel and wears a black nitride finish, so it shrugs off heat, carbon, and abuse the same way the suppressor it mounts to does. At just 0.91 ounces, you're not adding meaningful weight to the end of your rifle either. The 7.62mm aperture makes it the right pick for .30 caliber hosts, and it also works fine with smaller bores like 5.56 if you run one can across multiple rifles.
Compatibility covers the VOX S, VOX K, and ARX series suppressors, and installation is a simple front cap swap. One thing worth noting: this cap has no provision for wipes, which is typical for a rifle-rated flash hiding cap since wipes and supersonic rifle rounds don't mix well anyway. If you shoot 5.56 exclusively, Energetic also makes a dedicated 5.56mm version with a tighter aperture that squeezes out a bit more suppression, but the 7.62mm cap here is the versatile choice for mixed-caliber setups.
For VOX and ARX owners who do any shooting after sundown, this is one of those small upgrades that makes a noticeable difference the first time you touch off a round in the dark. It's a quick swap, it matches the look of the can, and it does exactly what it says.
The EA39 is made for Energetic Armament's VOX and ARX series silencers, including the VOX S and VOX K. It threads on in place of the standard front cap. It won't fit suppressors from other manufacturers, so make sure you're running an Energetic can before ordering.
Yes. A 7.62mm aperture handles 7.62/.30 caliber and smaller bores, so 5.56, 6.5, and similar rounds pass through with no issue. If you only shoot 5.56, the dedicated 5.56mm cap (EA38) gives a tighter aperture and slightly better performance, but the 7.62mm version is the smarter buy if you move one suppressor between rifles of different calibers.
The flash hiding geometry makes a real difference over the standard flat cap, with retailers reporting flash reduction in the range of 50 to 75 percent. It won't erase every bit of flash, since ammo and barrel length play a role too, but the difference is easy to see in low light.
No, this cap has no provision for installing a wipe. That's normal for a rifle suppressor front cap, since wipes generally aren't recommended with supersonic rifle rounds anyway. It's a solid machined cap designed purely for flash reduction and durability.
| UPC | 853406008398 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | EA39 |
| Model |
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