Lincoln K and KP Numbers › Lincoln Electric KP2120-2 GUIDE TUBE INSERT, 068-3/32, OUTGOING Lincoln Electric KP2120-2 GUIDE TUBE INSERT, 068-3/32, OUTGOING Sale Price: $32.88 Original Price: $36.82 GUIDE TUBE INSERT, 068-3/32, OUTGOING PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! GUIDE TUBE INSERT, 068-3/32, OUTGOING PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000