Lincoln Service Parts 1 › Lincoln Electric 9SG4901-12 CASE BACK G4901-12 Lincoln Electric 9SG4901-12 CASE BACK G4901-12 Sale Price: $315.59 Original Price: $362.93 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