NOt sure where you are, but you can have a nice custom hatch manufacturered out of Starboard or fiberglass. If you are in central Florida, you can try these guys listed below. They have a cnc machine and can make just about anything you want out of starboard, Plexiglas or Lexan.
JW Austin Industries
7713 Ellis Rd.
W. Melbourne, Fl 32904
Phone: 321-723-2422
Fax: 321-728-0239
Email:
austinin@Bellsouth.net
Mon-Fri 7:30am-4:00pm
Steve Austin