Milton Thrasher: Irwin 23 5' Mast extension
After proving the ability of the
Irwin 23 to carry the larger
Star Class mainsail by using a sliding gunter rig, a 5' permanent mast extension has been made by using a 3' section of mast as an internal
sleeve as shown in this photo.
Posted by: Milton Thrasher - website: http://www.angelfire.com/fl4/mft