Ummagawd Botgrinder Grinderino 5" Freestyle Frame KitIntroducing the Grinderino 5" Frame. When Botgrinder asked if we can make him a 5" frame, he said he wants something just as good as the Demibot but in a smaller package. It took a bit of adjustment, but I think we hit the mark. As for flight controllers, this frame will fit a single board whoop style AIO, or a 20 x 20 stack. The rear of the frame provides plenty of space to fit a VTX of your choice, and just the same, the front will accommodate any