HK416 with 16.5-inch barrel — standard-length configuration adopted by Norway and other NATO nations. Offers improved ballistics over shorter variants while maintaining HK416 reliability advantages. Type: Rifle Action: Gas-Operated Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2006, Germany Weight: 126.4 oz Overall length: 33.7" Status: Active Military use: Yes Intended use: military, law_enforcement