Lincoln Service Parts 1 › Lincoln Electric 9SL8912-4 CASE BACK (BLACK) L8912-4 Lincoln Electric 9SL8912-4 CASE BACK (BLACK) L8912-4 Sale Price: $372.56 Original Price: $428.44 CASE BACK (BLACK) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! CASE BACK (BLACK) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1