I had one apart the other day, the spacing for the bolts looks the same to me, and Crooks replaced the block on it with a 42mm before he passed it on to me. All the OFR parts should fit the Schaller, just the base plate is different and the lock screws are shorter (but the same diameter/thread).
You know, sadly, the graphics turned a lot of people off. The WMI Korean and USA guitars were actually pretty high quality, but some of the designs were...not optimal. Even the wrap guitars had the potential to be something different, but..