Lincoln K and KP Numbers › Lincoln Electric KP4403-60-6L EXT. LENGTH WC GOOSENECK, 60 DEG. Lincoln Electric KP4403-60-6L EXT. LENGTH WC GOOSENECK, 60 DEG. Sale Price: $1,823.21 Original Price: $2,042.00 EXT. LENGTH WC GOOSENECK, 60 DEG. PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! EXT. LENGTH WC GOOSENECK, 60 DEG. PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000