ATI Outdoors Shark Muzzle Brake A5102251 — 1/2-28 for .223/5.56

The ATI Outdoors A5102251 Shark Muzzle Brake is a CNC-machined muzzle device designed for AR-15 platforms chambered in .223/5.56. Constructed from solid steel and finished in black oxide, the brake features side and top porting to manage gas flow. It installs on barrels with a 1/2-28 tpi thread pattern and ships with a crush washer for installation.

Key Specifications

• The thread pattern is 1/2-28 tpi.
• The device is machined from solid steel.
• The finish is black oxide.
• The model designation is the Shark Muzzle Brake (A5102251).
• The product fits AR-15 platform barrels chambered in .223/5.56.
• The porting includes side and top ports.
• The product type is a muzzle brake.
• An included crush washer is supplied for installation.
• The manufacturer lists Advanced Technology / ATI Outdoors as the brand names associated with this item.

Purpose-built for shooters who want a compact, durable muzzle device for .223/5.56 AR-15 rifles, the Shark Muzzle Brake combines robust steel construction and a functional porting pattern in a straightforward package. Its CNC machining and black oxide finish provide a clean, utilitarian appearance while the included crush washer helps ensure proper installation and alignment.