Lincoln Service Parts 2 › Lincoln Electric 9ST10642-511 FLEX TUBE T10642-511 Lincoln Electric 9ST10642-511 FLEX TUBE T10642-511 Sale Price: $1.63 Original Price: $1.88 FLEX TUBE PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! FLEX TUBE PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1