The aircraft was supplied as a kit for amateur construction with production starting in June 1982.
[1] The aircraft was designed to comply with the US FAR 103 Ultralight Vehicles rules, including the category's maximum empty weight of 254 lb (115 kg).
[1] The aircraft is made from bolted together aluminum tubing with the wings and tail surfaces covered in Dacron sailcloth.
Its 32 ft (9.8 m) span wing is cable-braced to a top surface inverted "V" kingpost.
The main fuselage structure is an aluminum keel tube that runs from the tail, mounts the wings and then the engine at the front.