Lincoln Service Parts 1 › Lincoln Electric 9SG4813 CASE BACK G4813 Lincoln Electric 9SG4813 CASE BACK G4813 Sale Price: $89.17 Original Price: $102.54 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