17-3-2x.rar ✭

It could represent a version like v1.7.3 with a "2x" modifier (possibly referring to a 2x speed mod, 2x texture pack, or a secondary revision).

RAR files from unknown sources can contain executable malware. Use a multi-engine scanner like VirusTotal before opening. 17-3-2x.rar

Use modern archive managers like 7-Zip or WinRAR. It could represent a version like v1