LMT Defense Restrictor Cap Features The LMT Defense Restrictor Cap is engineered specifically for use on 5.56x45mm NATO suppressors replacing a standard end cap to restrict gas flow and further reduce report. By changing how expanding gas moves through the final stage of the suppressor the Restrictor Cap squeezes out additional sound reduction beyond a can s baseline performance. This makes it a worthwhile upgrade for shooters who have already dialed in their suppressor setup and want to push sound levels down even further. The cap is a direct bolt-on component so installation does not require modifying the suppressor body itself. Finished in black the Restrictor Cap matches the external finish of most modern suppressor housings for a clean consistent look. Because it is purpose-built around the 5.56 NATO chambering shooters running this caliber through a compatible can get a component matched to their exact use case rather than a generic accessory. For hunters competitors and suppressor enthusiasts focused on minimizing sound signature small upgrades like this add up to a noticeably quieter shooting experience. The LMT Defense Restrictor Cap is a straightforward way to extract more performance from an existing 5.56 suppressor setup. LMT Defense Restrictor Cap Specifications Manufacturer: LMT Defense Model: Restrictor Cap Caliber: 5.56x45mm NATO Color: Black Available At: GrabAGun