Lincoln K and KP Numbers › Lincoln Electric KP1908-1 GUN TUBE ASBLY, 120-7/64, STRAIGHT Lincoln Electric KP1908-1 GUN TUBE ASBLY, 120-7/64, STRAIGHT Sale Price: $267.65 Original Price: $299.77 GUN TUBE ASBLY, 120-7/64, STRAIGHT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! GUN TUBE ASBLY, 120-7/64, STRAIGHT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000