K1(MAX) cooling duct with stock fan for use of EBB42 Gen2

If you don't want to reprint the carriage, you only need to cut off a small piece and itll fit on stock and BCJ linear carriage. The fans mounting hole is outside beside the EBB42 pcb and no plugs or pins need to cut. The offset is choosen that deep, that the fan is very close to the door when homing. The cable inlet is for users of servo cutter, but you can use it as base for your own mod. All heat inserts are standard M3x4x4