Lincoln Service Parts 2 › Lincoln Electric 9SS31256-7 DUCT, FLEXIBLE S31256-7 Lincoln Electric 9SS31256-7 DUCT, FLEXIBLE S31256-7 Sale Price: $190.80 Original Price: $219.42 DUCT, FLEXIBLE PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! DUCT, FLEXIBLE PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1