R2D2  Servo Driven Hinge Design
Free     Thingiverse     FleX_101

R2D2 - Servo Driven Hinge Design

These are the parts used in the following video ...

similar models —

R2D2 - Servo Driven Hinge Design alternatives
R2D2 Love
Tom Anderson (The ReaL NEO)
Basic Hinge
nowerr
skull hinge adjustable
Cryptid Unknown
Folding model rocket launch pad
blistering_barnacle