Since .rar files are compressed, you will need a utility like WinRAR or 7-Zip to open and extract the contents once the download is complete.
The text for your download link is: If you are looking for a more descriptive call-to-action to accompany the file, here are a few options: Download File 34375.rar
"Click here to download File 34375.rar (Compressed Archive)." Direct: "Your download is ready. Get File 34375.rar now." Since .rar files are compressed
"Download File 34375.rar safely from our secure server." Download File 34375.rar