This is a flight controller adapter plate to be used for angled flight controllers like the Mobula7 board.

Bottom plate for uni-body stretch frame for 2-2.5" props

Base plate thickness = 2mm

Has mounting holes for 16x16 stacks and 20x20 stacks. Can also order the adapter plate to use a similar flight controller to the Mobula7.

Top plate for stretch frame.

Thickness = 1.5mm