Energetic ArmamentARX
5.56mm / .223 suppressor · HUB 1.375x24 interface · specs and compatibility from the manufacturer and independent testers
Notable features
- HUB Compatible
- No Barrel Restrictions
- Brake on the Front of the Suppressor
- PEW Science Reviewed
- TBAC Summit Tested
- Full-Auto Rated
- Sealed
length
5.8″
weight
8.8oz
length
5.8″
weight
8.8oz
calibers
5.56
material
Steel
interface
HUB 1.375x24
- Overall length
- 5.8″
- Diameter
- 1.54″
- Weight
- 8.8 oz
- Class
- 5.56mm / .223
- n
- 378
- Range
- 3.2 oz–28 oz
- Median
- 13.3 oz
- Material
- C300 Maraging Steel
- Max caliber
- 5.56mm / .223
- Base interface
- HUB 1.375x24
- Front cap
- HUB 1.375x24
- Full-auto rated
- Yes
- Barrel restriction
- None (manufacturer stated)
- No barrel length restrictions
- This hybrid composite baffle design leverages the best engineering properties of both materials to create a baffle core that can stand up to full auto 5.56 use with no barrel length restriction.
- Maintenance
- Sealed (not user serviceable)
- Brake on the front
- A brake end cap made by another company screws onto the front of the suppressor
- Brakes that fit:
- Mack Brothers Directional Competition Brake
- Rex Silentium MG Series GEN10 Muzzle Brake Threaded End Cap
- Rex Silentium MG Radial Suppressor Brake 358
- Rex Silentium MG Timed Suppressor Brake 308
- Rex Silentium MG Timed Suppressor Brake 358
- and 1 more
Lighter than most 5.56mm / .223 suppressors
Weight compared against the 378 5.56mm / .223 suppressors in the catalog that publish one. Quartile basis; a value inside the middle half carries no note.
Not published by the manufacturer: MSRP.
Is something on this page wrong?
- Base interface
- HUB 1.375x24
- Front cap
- HUB 1.375x24
The HUB 1.375x24 is an open standard: 494 mounts and 940 muzzle devices in our catalog fit this suppressor, including Energetic Armament Centrix Mount, AAC 51T S.T.A.M.P. Mount and AB Suppressor AB Raptor Adapter. You aren't locked into one manufacturer's parts.
Which ones fit your barrel and host?
Check in the BuilderThe Thunder Beast Silencer Summit fires every suppressor entered on the same gun, with the same equipment. ARX was measured in 1 test. Figures can only be compared with others from the same test, so each one links to everything else fired on that gun.
Gas-operated rifles and carbines
Measurements published by Thunder Beast Arms Corp. How to read these
Measured sound results are in the Sound tests section above.
PEW Science · independent test
This suppressor has been independently sound-tested by PEW Science.
Is one of these wrong, or does our wording say something the source doesn't?
Manufacturer claim
- Rated for 5.56mm NATO, 223 Rem, 224 Valkyrie
- Interchangeable industry-standard mounts, 1.375 x 24 thread for mounts
- Patent pending Serial ID ring
- The ARX ™ 5.56mm centerfire silencer for AR -platform extreme performance.
Show all 11 ▾ ▴
- At less than 8.8 oz. the ARX ™ represents best-in-class light weight for a hard use 5.56 dedicated silencer.
- Laser welded baffle stack with removable end cap, 1-1/4 in. standard hex
- The ARX ™ features composite C-300 nickel-cobalt maraging steel baffles with laser welded Stellite® 21 cobalt-chrome leading edges.
- Compatible with HUB compatible mount threads (1.375-24)
- 1/2-28 RH Standard Direct Thread (included)
- No barrel length restrictions
- This hybrid composite baffle design leverages the best engineering properties of both materials to create a baffle core that can stand up to full auto 5.56 use with no barrel length restriction.
Is one of these wrong, or does our wording say something the source doesn't?