Lincoln K and KP Numbers › Lincoln Electric KP5291-4 HOSE KIT 25 FT. DP Lincoln Electric KP5291-4 HOSE KIT 25 FT. DP Sale Price: $386.47 Original Price: $432.85 HOSE KIT 25 FT. DP PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! HOSE KIT 25 FT. DP PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000