Lincoln K and KP Numbers › Lincoln Electric K4531-2-3-45 MAGNUM PRO CURVE HDE 250, 045, -3, 15FT Lincoln Electric K4531-2-3-45 MAGNUM PRO CURVE HDE 250, 045, -3, 15FT Sale Price: $723.97 Original Price: $810.85 MAGNUM PRO CURVE HDE 250, 045, -3, 15FT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! MAGNUM PRO CURVE HDE 250, 045, -3, 15FT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000