Lincoln Service Parts 1 › Lincoln Electric 9SG3998-1 ROOF G3998-1 Lincoln Electric 9SG3998-1 ROOF G3998-1 Sale Price: $1,166.02 Original Price: $1,340.92 ROOF PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! ROOF PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1