I have the following C-Map NT+ chips available, all are $50 including shipping. Paypal or Postal MO only please. NA-C303.26 21 Feb 2011 Shinnecock Bay to Lake Rudee NA-E323.11 16 Mar 2005 Wilmington to Key West to Panama City NA-C304.14 9 Nov 2006 Norfolk to Bermuda to Jacksonville NA-C306.06 27 Feb 2003 Florida East Coast and Bahamas NA-C908.10 19 Feb 2010 ICW: Norfolk, VA to Key West, FL Joe Urban