thanks for asking-- yeah, we got it out. Lots of kicking and screaming. That bad boy was IN there. I assume the outer case of the slide is aluminum. The central shaft that is pressed in is steel. the retaining screw is aluminum. Pics for your Amusement The piece in question: The object here is to replace the needle End view after trashing the head, but not getting any love: The retaining screw after eviction: Recently Divorced couple: I think the slide survived the surgery, although obviously the retaining screw did not.