Lincoln Service Parts 2 › Lincoln Electric 9ST14857 EXTENSION GUIDE ADAPTER T14857 Lincoln Electric 9ST14857 EXTENSION GUIDE ADAPTER T14857 Sale Price: $144.06 Original Price: $165.67 EXTENSION GUIDE ADAPTER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! EXTENSION GUIDE ADAPTER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1