Building a Carbon Fiber Wing with Aluminum Ribs - Part 1 A completed wing. It weighs 20 pounds. Last Updated December 13, 2010 I have finished my online edits to this revised wing assembly manual. Further edits are contained within the latest version of the builder's manual, included with each kit. No further online edits are planned at this time. Updated December 7, 2010 Updated December 4, 2010 Updated December 2, 2010 Updated November 30, 2010 Updated November 28, 2010 0. INTRODUCTION...