Lincoln K and KP Numbers › Lincoln Electric K5306-4 MAGNUM PRO BARREL HDE 350- DS, 25 FT Lincoln Electric K5306-4 MAGNUM PRO BARREL HDE 350- DS, 25 FT Sale Price: $905.24 Original Price: $1,013.87 MAGNUM PRO BARREL HDE 350- DS, 25 FT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! MAGNUM PRO BARREL HDE 350- DS, 25 FT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000