FT trust what everyone says! They do not work well in the dirt.... I always make sure I have some oil in a quart bottle and pour a few onces on the springy parts before using.. The things get pretty stubborn after a few weeks of being carried around on a bumper or even in the back of a pickup.
Big Jim <img src="/forums/images/graemlins/pfft.gif" alt="" />

professional bovine relocation specialist