This format is created by WinRAR . Other tools like 7-Zip or PeaZip can also extract them. How to Use It
: Choose "Extract Here" or "Extract to [Folder Name]" using your chosen software. The tool will automatically use the data inside part2.rar as it progresses. Are you having trouble extracting this specific file, or sc23045-TGCv160.part2.rar
You generally only need to open the first file (part1) with an extraction tool; the software will automatically find and join the subsequent parts (like part2) to reconstruct the original data. This format is created by WinRAR