While your file likely refers to a download segment, many players look for "Part 2" walkthroughs of the campaign. The story consists of [5, 7].
If you are looking for information about the game itself or its "Part 2" content, Game Overview Sniper.Elite.VR.part2.rar
To fully install the game once all .rar parts are extracted, you will need approximately 14 GB of free disk space [16]. While your file likely refers to a download