A set of 6 different supports to be used for FC mounting on quadcopter frame.
Inner diameter: 3mm
Height 4, 5 and 6mm
2 Versions: straight and tapered (6mm on top - for better clearance on flight controller).
Printed 100% infill - preferably achieved by 3 - 4 outlines.
Load to slicer. Split stl. Choose the best size. Remove others. Multiply x 4. Print.
Or print everything x4 and then pick the best suitable size.