The sof2sdk-101b.zip file you have requested: Official Releases / Others / Soldier of Fortune 2 Single Player SDK - Update - 418.44kb 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:
An update to the Single Player SOF2 SDK which includes animatEd and sklview. Readme is attached to this mail and the Readme and EULA are included inside the .zip file.