Lincoln Service Parts 1 › Lincoln Electric 9SG4807 CASE BACK G4807 Lincoln Electric 9SG4807 CASE BACK G4807 Sale Price: $434.61 Original Price: $499.80 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