The HK93 is the civilian semi-auto version of the HK33 assault rifle in 5.56x45mm, using the same roller-delayed blowback action as the larger G3. Pre-ban examples are highly collectible, particularly with factory collapsible stocks. Type: Semi-Auto Rifle Action: Delayed Blowback Caliber: 5.56x45mm Capacity: 30 Year introduced: 1974, Germany Weight: 7.7 oz Overall length: 36.4" Status: Discontinued Intended use: Collector, Range