Lincoln K and KP Numbers › Lincoln Electric K3055-4 MAGNUM PRO CURVE 400, 25' (SHORT NECK) Lincoln Electric K3055-4 MAGNUM PRO CURVE 400, 25' (SHORT NECK) Sale Price: $835.42 Original Price: $935.67 MAGNUM PRO CURVE 400, 25' (SHORT NECK) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! MAGNUM PRO CURVE 400, 25' (SHORT NECK) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000