The HK Model 417 is part of a pair of new rifles that is based on the M16 shape and action. HK improved on the gas action and basic ergonomics, including the collapsible stock. The dorsal line of the weapons have long Picatinny rail for the ease of mounting scopes or other accessories. Around the foregrip are three other rails. The Model 417 comes in multiple barrel lengths to suit the situation. The Model 417 is chambered in 7.62 mm NATO and uses a new propreitary transluscent magazines that can hold ten or twenty rounds.
The other weapon in the pair is the Model 416 which is chambered in 5.56 mm and uses standard M16 magazines.
