The Backyard Ninja Obstacle Course inspires by American Ninja Warrior training equipment. This 45-foot heavy duty slackline webbing includes a sturdy steel ratchet for secure fastening between 2 trees or post about 25-35 feet apart. The tree or post with ratchet will need to be a 1-2 feet wide in diameter maximum. Great gift for children. Let them enjoy an hours of fun with this Backyard ninja obstacle course.
