The HK416 .22 LR is a blowback-operated rimfire training replica of the HK416, built to the same external dimensions as the centerfire HK416 to provide a low-cost training analog. The 16.1-inch barrel and polymer furniture faithfully replicate the centerfire rifle's weight and balance. Widely used by military and law enforcement agencies for indoor range training and new shooter familiarization without live centerfire ammunition costs. Type: Rifle Action: Semi-Automatic Caliber: .22 LR Capacity: 20 Year introduced: 2009, Germany Weight: 80 oz Overall length: 34.6" Status: Active Intended use: training, law_enforcement, sporting