sheaves

Anyone have any tips on this? I am about to the point of just pulling the whole block off the deck and trying to figure out how to mount something else... I can take the screw bolts out, but still can't get the sheaves out... any advice would be appreciated. Photo below. those sheaves are...

Good morning and Happy Holidays all! Looking for some advice in helping me choose the style and material for replacing the sheaves for my Main Halyard, Jib halyard, and topping lift. The boat is a 1989 Hunter33.5 with a fractional (3/4 or so) rig. The spar is a Z-spar 400 section as far as I can...

Greetings- We have a 1987 Hunter 26.5. We raised the mast early in the season and everything tested correctly. But now the main halyard is jammed at or near the top of the mast. Before we go up there or pull the boat out to lower the mast for repairs, I'm wondering what to expect. I have a...