Description : When I change my soul on a mountain bike, I always go a few hundred meters and the soul is empty again. I've changed it 3 times and it still does.
Last Answer : Check - the inner surfaces of the rim (there may be a sharp burr, edge, h protruding ´ end of the spike) - the inner surface of the tire - you may have caught a chip somewhere (nail ...) ... tire - the last option is that you pinch your soul during assembly (do you use salary mounts or something?)