Windsurf masts refer to the spine (a supporting structure) used for windsurfing sail and installed in the leading edge of sail (otherwise known as mast sleeve). Windsurf masts are available in Epoxy and Carbon constructions and its length is usually measured in centimeters. The average length of windsurf mast is essentially 460 cm (15'1") and most windsurf masts are 2-piece models for transport convenience.