The Dead Air KeyMo Muzzle Brake for .46 caliber firearms is designed for superior performance, durability, and ease of use. Engineered to handle calibers up to .458, this muzzle brake delivers efficient gas and pressure distribution for optimal suppressor performance and longer service life. Its innovative design eliminates the need for shims and prevents carbon locking, ensuring easy suppressor removal. Made from 4140 HT chromium-molybdenum heat-treated steel with a black nitride finish, the KeyMo 46 combines strength and corrosion resistance. Compatible with KeyMo-equipped silencers, this muzzle brake offers a reliable and secure mounting solution for your firearm.