MUZZLE BRAKE 308/7.62 5/8X24 3 CHAMBER Manufacturer Model Number: 00309 Manufacturer: POF USA Model: Muzzle Brake Caliber: 308 Win Type: Accessory-Muzzle Brakes Item Type: Accessory Finish: Black Anodized Shipping Weight: 0.2 Feature: Includes Locknut Kit Optic Adjustable Objective: false Optic Reticle Illuminated: false