Lincoln K and KP Numbers › Lincoln Electric K3055-3-6-45 MAGNUM PRO CURVE 400 (SHORT NECK) Lincoln Electric K3055-3-6-45 MAGNUM PRO CURVE 400 (SHORT NECK) Sale Price: $809.10 Original Price: $906.19 MAGNUM PRO CURVE 400 (SHORT NECK) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! MAGNUM PRO CURVE 400 (SHORT NECK) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000