Lincoln K and KP Numbers › Lincoln Electric KP2102-2 EXTENSION GUIDE ASBLY, 2-3/4 INCH ESO Lincoln Electric KP2102-2 EXTENSION GUIDE ASBLY, 2-3/4 INCH ESO Sale Price: $147.40 Original Price: $165.09 EXTENSION GUIDE ASBLY, 2-3/4 INCH ESO PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! EXTENSION GUIDE ASBLY, 2-3/4 INCH ESO PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000