Heckler & Koch HK21A1 7.62x51mm NATO Barrel Surplus Blem

HK21 Surplus 7.62x51mm NATO Blem Barrel - Auction Factory Original German Production Made by Heckler Koch 7.62 x 51mm NATO / .308 Winchester caliber For HK21A1 / HK11A1 Barrel safety pin (allows barrel to function in an KH21E or HK11E) NRA rated Fair to Good surplus condition Crisp barrel rifling *Please Note - this barrel assembly has a damaged/ broken flash hider* This factory-original Heckler Koch barrel is German-produced and chambered in 7.62×51mm NATO (.308 Winchester), intended for use with the HK21A1 and HK11A1 platforms. It includes the barrel safety pin, allowing it to function in an HK21E or HK11E, and features crisp, well-defined rifling. Rated NRA Fair to Good surplus condition, the barrel shows typical service wear. Please note: the barrel assembly has a damaged / broken flash hider.