Lincoln K and KP Numbers › Lincoln Electric K5552-4-10-564 MAGNUM� PRO 500WC BARREL, 25 FT. Lincoln Electric K5552-4-10-564 MAGNUM� PRO 500WC BARREL, 25 FT. Sale Price: $2,654.14 Original Price: $2,972.64 MAGNUM� PRO 500WC BARREL, 25 FT. PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! MAGNUM� PRO 500WC BARREL, 25 FT. PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000