Mantis Robot Arm - Part 1 - The Gripper

This is the first video about my new robot arm called Mantis. Just because of the looks of the eye like encoder:

I plan to do several videos about the assembly. The parts will be listed below. I try to supply you with a link. Besides I'm quite busy now so don't expect soon to many.

BOM:

Part	Quantity	Links (some are affiliate links!)
Printed parts	1	http://www.thingiverse.com/thing:1480408
Vitaflex 30	10g	http://www.smooth-on.com/Urethane-Rubber-an/c6_1117_1142/index.html
Servo MG 996R	1	AliExpress.com Product - MG996R	search ebay
Bearing DIN625-624 4x13x5mm	4	search ebay
MR83 3x8x3mm	1	search ebay
M4x40	1
M4 Nut	1
DIN 125 - 4	3