4x4 free hand shooting floor guide

[@ethanjohnson6875]

Was trying to use this to get the freehand on the batch by spinky correct, the height is right but the frame still ends up 78% stable and connected to the main base somehow

[@mavzdog]

@@ethanjohnson6875 this means when you line it up in the middle, you move left or right too much when you move down. You have to make sure you are completely steady when doing it