This design is an stl file of a motor mount destined to be 3d printed in ABS or PLA to assemble your own drone, the stl format allows you to immediately send the design to your favorite 3d slicer program and then to your 3d printer. The motor mount can accommodate motor with mounting holes ranging from 16mm to 19mm (which corresponds with most 28 size brushless motors) and is made to be fixed on a rectangular aluminium tube 10mm wide and 12mm high. the motor mount should be secured with 25mm M3 screws, washers on either side and a M3 lock nut. The recommended infill to print this object is between 60% and 80%. All questions and suggestions are welcome below in the comment section.