Originally Posted by
twocicle
Our incident had a very small twig and only a 1/2 derailment which did not appear to involve a significant potential for damage. After a few more rides with this belt, there are no signs (visual or audible) of any further issue. Will keep on riding it as a test case.
The belt was no doubt stretched. I would hate to see that belt break while you are hammering our of the saddle. That might be painful! A catastrophe failure mode was enough incentive for me to change belts.