Description

The Dead Air KeyMo 46 Muzzle Brake .578-28 is engineered to provide a fast, rock‑solid KeyMo mounting interface while offering efficient muzzle braking for larger calibers. The KeyMo 46 uses a muzzle-seating design that removes the need for shims on barrels with limited shoulder, simplifying installation. Built for durable service on big-bore hosts, it optimizes gas distribution to improve suppressor performance and reduce carbon locking.

Key Specifications

• The device is engineered for calibers up to .458, providing effective braking on big-bore platforms.
• Constructed from 4140HT chromium-molybdenum heat-treated steel for high strength and long-term durability.
• Finished in black nitride to improve corrosion resistance and surface hardness.
• Features a .578-28 thread pattern to interface directly with KeyMo-compatible mounts and adapters.
• Incorporates a muzzle-seating design that eliminates the need for shims, easing installation on barrels with little to no shoulder.
• The brake ports are shaped to efficiently distribute gas and pressure inside Dead Air silencers, supporting consistent suppressor performance and service life.
• Designed to prevent carbon-locking, enabling easier suppressor removal after use.
• Has an overall length of 2.58 inches for a compact footprint on the host barrel.

For hunters, range shooters, and professionals seeking a dependable upgrade, the Dead Air KeyMo 46 Muzzle Brake offers rugged materials and a streamlined KeyMo interface to improve host rifle balance and suppressor compatibility. Its durable finish and proven gas-management design make it a practical choice for users who value reliability and straightforward, repeatable mounting.

This is an AI generated description and sometimes AI gets it wrong. Please use due diligence and common sense. If something seems off, it may very well be.