Non-articulated robotic arm that can hold something. Use 4 #14 wood screws or ¼-20 bolts to mount.

If you would like to change the orientation or size, the onshape is linked below for you to make a copy.

I recommend fixing the individual joints in onshape to move them into the best position one at a time. 

Hopefully goes without saying, but use supports.

https://cad.onshape.com/documents/4a1ef23dafd5d88e1a82e8ca/w/64766b50008fae08c554c960/e/4c6d9479615f6228274bc1e9?renderMode=0&uiState=68e2a85e8bb5fb721bac3cea