Lincoln K and KP Numbers › Lincoln Electric KP3381-180 GUN TUBE 180D WC MAGNUM PRO Lincoln Electric KP3381-180 GUN TUBE 180D WC MAGNUM PRO Sale Price: $1,328.59 Original Price: $1,488.02 GUN TUBE 180D WC MAGNUM PRO PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! GUN TUBE 180D WC MAGNUM PRO PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000