Manufactured in Germany in 1981 with a post front sight and four position rear drum sight. Fitted with a bird cage flash hider. The right side of the magazine well has the "HK Inc." import marks and caliber. The left has the model, serial number, and "eagle/N, IB, antler" commercial proofmarks. The trigger group has the "S-F" markings. Standard polymer handguard, pistol grip and fixed stock. Complete with an unmarked shipping box missing the end labels, two extra magazines, leather sling, test target, and manual.