Lincoln Service Parts 1 › Lincoln Electric 9SL6650 CASE LOWER BACK L6650 Lincoln Electric 9SL6650 CASE LOWER BACK L6650 Sale Price: $116.08 Original Price: $133.49 CASE LOWER BACK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! CASE LOWER BACK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1