Makerfarm Prusa i3 8" mount for E3D nozzle. To win height and to be able to make the arm of the auto level as short as possible (for more accuracy). Also ventilation holes left and right to have less cooling on the printed object. Including holder for servo for auto bed levelling.You need: 2x - m4 x 20 bolts en nuts 1x - hitec servo 2x - m4 x 15 bolts (round head) and nuts For mounting see pictures. No support needed. Just break off the 0.5mm support at the bottom.