Banish 30 Gold Muzzle Brake 5/8x24 Black 4581. Specifications for Banish 30 Gold Muzzle Brake: Manufacturer: Banish Color: Black Fabric/Material: Titanium Package Contents: Banish 30 Gold Muzzle Brake Banish 4581: 30 Gold Muzzle Brake 5/8x24 Black