Lincoln Service Parts 1 › Lincoln Electric 9SM21011-2 CONTROL BOX COVER M21011-2 Lincoln Electric 9SM21011-2 CONTROL BOX COVER M21011-2 Sale Price: $87.63 Original Price: $100.78 CONTROL BOX COVER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! CONTROL BOX COVER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1