The robo_hands.zip file you have requested: Skins / Miscellaneous / Robo Hand Skins - 1.47mb is not available. Perhaps try browsing all files for the game Soldier of Fortune II and upload any files you want to share or are missing. This is the only information we could locate:
A new skin for your hands. To install just extract the pk3 to your base folder. To uninstall just delete the pk3 from your base folder.