Modular Mounting System Tablet Clamp (extended 40mm) with Tab

Update 1/10/2020: This thing is most likely no longer compatible with the current modular mounting system clamp, as it has been redesigned and replaced on their page since this part was designed. This thing is here for reference and for those with the older design that can benefit from it. I hope to make a similar design for the new modular mounting system clamp in the near future.

This is a (further) extended version of the top portion of the phone clamp from the excellent [modular mounting