The Car and Beam prototype is a teaching piece of equipment. inspired by Ball and Beam systems. It consists of a beam supported in its center by means of a rotating axis installed in two rolling bearings. allowing the beam to rotate through the actuation of a servo motor. https://www.diegojavierfares.com/mega-choice-Seattle-Seahawks-NFL-Printed-Camo-Socks-p11205-top-buy/