Gliders within this group are classified as third generation and were manufactured by companies, from 1977 to 1978.
For further definitions of this generation click HOME on side menu then click HANG GLIDING HISTORY then click DEVELOPMENT IN BRITAIN OF THE FLEXWING HANG GLIDER then click on THIRD GENERATION.
For a catalogue of gliders 1977 to 1978 click HOME on side menu then click UK CATALOGUE OF HANG GLIDERS then click on the years suggested.