Servo Speed icon Servo Speed — Adjust servo/PWM speed (0-20) between two positions to quickly experiment and tune motion; select board/port; settings aren't saved. Try it →

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#1  

Sorry, don't mean to be negative, but kinda' looks (as you say) cheap and clumsy... Mind you, I would not attempt this myself, rather I would opt for a commercial version if one existed for superior control and functioning...

#2  

If built right, this could be a cheap(but somewhat sturdy) alternative to the overpriced metal arms we see today.