Lincoln Service Parts 1 › Lincoln Electric 9SS10086 HEAD ADJUSTMENT LOCK S10086 Lincoln Electric 9SS10086 HEAD ADJUSTMENT LOCK S10086 Sale Price: $323.57 Original Price: $372.11 HEAD ADJUSTMENT LOCK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! HEAD ADJUSTMENT LOCK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1