Lincoln Service Parts 1 › Lincoln Electric 9SG5642 CASE BACK G5642 Lincoln Electric 9SG5642 CASE BACK G5642 Sale Price: $244.17 Original Price: $280.79 CASE BACK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! CASE BACK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1