Lincoln K and KP Numbers › Lincoln Electric KP3325-1 GUN TUBE, MAGNUM PRO 100SG Lincoln Electric KP3325-1 GUN TUBE, MAGNUM PRO 100SG Sale Price: $22.42 Original Price: $25.11 GUN TUBE, MAGNUM PRO 100SG PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! GUN TUBE, MAGNUM PRO 100SG PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000