Lincoln Service Parts 2 › Lincoln Electric 9SS18697-53 SPEED CONTROL POTENTIOMETER S18697-53 Lincoln Electric 9SS18697-53 SPEED CONTROL POTENTIOMETER S18697-53 Sale Price: $123.50 Original Price: $142.03 SPEED CONTROL POTENTIOMETER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! SPEED CONTROL POTENTIOMETER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1