Hydraulic Arm Robot

Hydraulic arm designed for 10ml syringes. For the assembly the following wardare is needed:3 - m4 x 503 - m4 x 452 - m3 x 358 - m3 x 10 (m3 x 12 will also work)Using washers is recomended for a smoother movement but not strictly requiered Here's a demo of the arm working; hope you like it