Lincoln Electric 9SM27996 M27996 DUCT COUPLING FEMALE, 6 IN Sale Price: $34.49 Original Price: $39.66 DUCT COUPLING FEMALE, 6 IN PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Quantity: Add To Cart Added! DUCT COUPLING FEMALE, 6 IN PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1