The LBE Unlimited ARFH-REV is a Flash Hider designed for AR-15 rifles. Its primary function is to effectively disrupt the muzzle blast, which helps in minimizing the flash signature of your firearm. One of the beneficial accessories that come with this unit is a crush washer, aiding in the adjustment of muzzle rise and flash dispersion angle.Furthermore, this AR-15 REV Flash Hider by LBE Unlimited is specifically compatible with 5.56 NATO or .223 Remington caliber guns. The item code for this device is ARFH-REV and it comes with a thread pitch of 1/2-28. On the technical side, it features 3/4\" wrench flats and a matte black finish, which adds to its aesthetic appeal while enhancing durability. This combination of design elements and usability truly sets the LBE Unlimited AR-15 REV Flash Hider apart.