AAC MK13‑SD Muzzle Brake – 90T, 5/8×24 Thread

The AAC BlackOut Muzzle Brake, 90T, 7.62MM. This highly effective muzzle brake is compatible with the AAC Mk13-SD 90T sound suppressor. All AAC Blackout muzzle brakes are machined from high strength aerospace steel alloy and coated in a hard, durable, corrosion resistant SCARmor finish.

• 7.62mm-5/8x24
• Rocksett and Shim Kit Included
• Not Compatible with any other Silencer Outside of the MK13-SD/300-SD