Lincoln Service Parts 2 › Lincoln Electric 9ST10642-337 FLEX TUBE T10642-337 Lincoln Electric 9ST10642-337 FLEX TUBE T10642-337 Sale Price: $23.06 Original Price: $26.52 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