Load Bearing Servo Block

Hi

For my University Project I need to make something exactly like this

youtube.com/watch?v=ltVvBuWrvY4

4 Load Bearing Servo Block & Servo which are controlled by computer
so I want to know for making this robotic arm what should I order

Best regards

You’ll need a number of load bearing servo blocks (RB-Sct-164), servo supports (for the base), standard sized Hitec servos such as the 645MG, additional servo wiring, a servo controller and a 4.8V to 6V power supply.