This is a copper jumper strap normally used with the ground wires in the spa. These are mounted on the back of the pumps connecting the ground wire. Is part of the connections from the heater to the PC Board.
To match the unique style of your spa or hot tub, Master Spa Parts offers the 1-Inch Scallop Air Control (Grey). As a universal replacement part, this scalloped air control is designed to work with many brands of spas and hot tubs.
Built specifically for Master Spas Legend Series models, the MS8000 System Pack (V/N 53231) is the perfect replacement for your spa’s original control pack. Install this genuine, OEM control pack to keep your spa running smoothly!