NGSW-R commercial variant in 6.8x51mm; civilian version of the XM5 selected to replace the M4A1. Type: Rifle Action: Semi-Automatic Caliber: 6.8x51mm Capacity: 20 Year introduced: 2022, USA Weight: 123.2 oz Overall length: 35" Status: Active Military use: Yes Intended use: Precision, Tactical