EEZYbotARM MK2 Rotating Claw Servo Mount

Add a rotating claw to the MK2 arm. Uses a SG90 or MG90 servo. Similar in design to:

https://www.thingiverse.com/thing:1198016

Use 119016 claw mount. Can also use use other remix for this thing like:

https://www.thingiverse.com/thing:1340991

Includes Open Scad source. Requires original EBAmk2_009_trialinkfront.STL to process modifications.