Lincoln Service Parts 1 › Lincoln Electric 9SG4902-1 ROOF G4902-1 Lincoln Electric 9SG4902-1 ROOF G4902-1 Sale Price: $1,965.90 Original Price: $2,260.79 ROOF PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! ROOF PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1