Lincoln K and KP Numbers › Lincoln Electric KP2869-60SN MAGNUM PRO 550A, 60? SHORTNECK GUN TUBE Lincoln Electric KP2869-60SN MAGNUM PRO 550A, 60? SHORTNECK GUN TUBE Sale Price: $85.46 Original Price: $95.71 MAGNUM PRO 550A, 60? SHORTNECK GUN TUBE PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! MAGNUM PRO 550A, 60? SHORTNECK GUN TUBE PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000