FIT GUIDE for 6 Suppressor Cover: Harvester EVO, Octane 9, Octane 45K, Saker 556, Omega 300, Hybrid 46M in short configuration, Omega 36M in long configuration. Engineered for extreme heat resistance, this cover shields your suppressor from scorching temperatures. Keep your firearm cool and maintain peak performance, even during rapid fire. Upgrade your setup with the ultimate high-temperature protection.*Rated up to 1600 degrees Fahrenheit