Lincoln Service Parts 1 › Lincoln Electric 9SM28621 ROOF EDGE STIFFENER M28621 Lincoln Electric 9SM28621 ROOF EDGE STIFFENER M28621 Sale Price: $63.98 Original Price: $73.58 ROOF EDGE STIFFENER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! ROOF EDGE STIFFENER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1