Download the files for free at https://www.realrobots.net/hotas
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1 x GE12C Spherical Bearing
2 x 0.7x5x25 tension springs.
2 x 14mm M3 bolts
2 x WH148 B10k 15mm potentiometers
1 x 4p Aircraft plug male & female GX16-4P

These are the instructions on how to build the realrobots.net joystick gimbal. Parts available on Thingiverse.
https://www.thingiverse.com/thing:473...