Lincoln K and KP Numbers › Lincoln Electric KP1929-1 GUN TUBE ASBLY, 45 DEG, 400A Lincoln Electric KP1929-1 GUN TUBE ASBLY, 45 DEG, 400A Sale Price: $127.42 Original Price: $142.71 GUN TUBE ASBLY, 45 DEG, 400A PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! GUN TUBE ASBLY, 45 DEG, 400A PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000