Tailwheel attachment tube fails on takeoff

The failure of the tailwheel attachment tube during the takeoff roll, which resulted in a loss of directional control, a runway excursion, and the left main landing gear collapsing.

Tailwheel attachment tube fails on takeoff
The failure of the tailwheel attachment tube during the takeoff roll, which resulted in a loss of directional control, a runway excursion, and the left main landing gear collapsing.