Lincoln K and KP Numbers › Lincoln Electric KP1929-2 GUN TUBE ASBLY, 45 DEG, 300A Lincoln Electric KP1929-2 GUN TUBE ASBLY, 45 DEG, 300A Sale Price: $153.27 Original Price: $171.66 GUN TUBE ASBLY, 45 DEG, 300A PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! GUN TUBE ASBLY, 45 DEG, 300A PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000