It's Here! Chris Odom's Physical Computing & Robotics with the Arduino IDE - Volume One

ESRA II Arm set without servos

$35.00

CNC cut acetal and screws. You supply the servos.

As usual, these are cut to accept the Hitec square hub adapter. You will have to cut a round hub square if you don't have any square hubs. 

Manuals can be found here: