The HK416 D10RS is the 10.4-inch barrel compact variant of the HK416, optimized for close-quarters combat and vehicle operations. Used extensively by Norwegian Army and US SOCOM in urban environments. The short barrel maintains the HK416's piston reliability while minimizing overall length. Type: Assault Rifle Action: Short-Stroke Gas Piston Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2005, Germany Weight: 6.88 oz Overall length: 28.98" Status: Active Military use: Yes Intended use: Special Operations, Close Quarters, Military Use