The Zeroed SVD Brake pinned and welded to the muzzle; From the AR15 manual of arms and modularity to the AK47's legendary 7.62x39mm cartridge and accompanying AK "banana" magazines; The Mk47 platform is a unique mid-size hybrid that uses larger more robust components in a scaled-down form factor; Cmmg's PowerBolt technology; Mk47 Zeroed parts and accessories - Quality comes standard; Cmmg Adjustable Ripstock; M-Lok Free Float handguard; 4140CM, SBN barrel material; Zeroed Drop-In Trigger, Zeroed Pistol Grip; Zeroed 60 deg./90 deg. Ambi safety; Zeroed Mk47 Ambi charging handle, Zeroed polymer dust cover; Zeroed Muzzle Brake 308 WIN; CMMG's Lifetime Quality Guarantee