Umarex H&K HK416 A5 AEG Airsoft RifleOfficially licensed by Heckler & Koch, adding the finishing touches to this perfect replica of the worlds' most renowned AR rifle series. The 'A5' is perhaps the most recognisable in the 416 line up, owed to its defining quad rail handguard, packing an iron strong appearance into its compact silhouette. Featuring: Fully licensed, accurate trademarks courtesy of Heckler & Koch makers of the real 416 rifles Flip up iron sights Adjustable stock length