I just did a quick Google search and found this: http://www.kekaosx.com/en/
It's free and supports 7zip, but I haven't tried it myself. So if that fails, I can try to upload a zip version for macs.
I just did a quick Google search and found this: http://www.kekaosx.com/en/
It's free and supports 7zip, but I haven't tried it myself. So if that fails, I can try to upload a zip version for macs.