SANDMAN-K 7.62MM QD SILENCER KEY MOUNT MUZZLE BRAKE Manufacturer Model Number: SMK762 Manufacturer: Dead Air Armament Model: Sandman-K Caliber: 30 Caliber | 7.62mm Type: NFA - Silencer Item Type: NFA Finish: Cerakote Body/Nitrided Muzzle Overall Length: 5.4" Weight: 12.8 oz. Shipping Weight: 1.0 Feature: Includes Key Mount Muzzle Brk Feature: Multi-Cal Rated up to 300win Feature: 2.9" Added Length to the Rifle Optic Adjustable Objective: false Optic Reticle Illuminated: false