Lincoln K and KP Numbers › Lincoln Electric K2704-2 COUGAR AIR-COOLED GUN 25 FT Lincoln Electric K2704-2 COUGAR AIR-COOLED GUN 25 FT Sale Price: $4,016.27 Original Price: $4,498.22 COUGAR AIR-COOLED GUN 25 FT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! COUGAR AIR-COOLED GUN 25 FT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000