Ultradyne USA Apollo Muzzle Brake for AR-15 223/5.56 1/2×28 – Includes Timing Nut (UD10680)

• Muzzle brake designed for AR-15 rifles chambered in 223 Remington and 556 NATO
• Features 1/2x28 thread pitch compatible with standard AR-15 barrel threading
• Constructed from 416 stainless steel with nitride finish for durability
• Strategic gas redirection aids recoil reduction and muzzle control
• Includes shrouded timing nut for installation and alignment
• Weighs approximately 4.4 ounces providing balanced muzzle device performance

The Ultradyne USA APOLLO Brake 5.56MM/223REM is a muzzle brake designed for gas redirection on AR-15 rifles. This Ultradyne USA APOLLO Brake uses a 1/2×28 thread interface and is configured for 5.56 NATO and .223 Remington calibers.

The Ultradyne USA APOLLO Brake is built from 416 stainless steel with a black nitride finish and weighs approximately 4.4 ounces. It includes a shrouded timing nut for installation and requires a minimum barrel length of 16 inches for proper use. This model fits AR-15 platforms with standard 1/2×28 threads and features gas ports that direct gases away from the shooter’s line of sight. In practical use, this muzzle brake is used for range shooting setups requiring controlled gas flow. The Ultradyne USA APOLLO Brake is CNC machined and designed to attach securely to compatible threaded barrels.