Lincoln K and KP Numbers › Lincoln Electric KP1951-2 GUN TUBE ASBLY, 60 DEG, 5 IN RADIUS,600A Lincoln Electric KP1951-2 GUN TUBE ASBLY, 60 DEG, 5 IN RADIUS,600A Sale Price: $195.13 Original Price: $218.55 GUN TUBE ASBLY, 60 DEG, 5 IN RADIUS,600A PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! GUN TUBE ASBLY, 60 DEG, 5 IN RADIUS,600A PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000