Lincoln K and KP Numbers › Lincoln Electric KP1974-2 GUIDE TUBE ASBLY, 5/32-3/16 Lincoln Electric KP1974-2 GUIDE TUBE ASBLY, 5/32-3/16 Sale Price: $336.76 Original Price: $377.17 GUIDE TUBE ASBLY, 5/32-3/16 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! GUIDE TUBE ASBLY, 5/32-3/16 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000