The CX4 was a conceived as a taildragger, but based on requests from builders, Dave converted the design to tricycle gear. Both designs are available in the CX4 model.
CX4 Taildragger
CX4 Tricycle Gear
Extensive load testing was carried out on the aircraft including the wing up to 5.7G and the horizontal stabilizer and fin.
3.8G Load Test 
5.7G Load Test 
Stabilizer Load Test 
Fin Load Test
Go back to 2016 to see Dave Thatcher discussing the CX4 …
The photos below give an idea of the types of parts required to be made and also the fairly basic tools and facilities needed to scratch build a Thatcher airplane.
