Not a lot, like most times? But it always becomes stopped by sticking some sharp part into your hands or fingers? That actually is a good thing relatively speaking, otherwise it would break the mainspring when reaching the stop limit under all that inertia… Hands don't think much of it though?? It's kind of like getting a vice grips with teeth clamped onto your hand… Still, we go forwards! Best to all, til....lat'r....GT......