Re: Addtional sheave/block at masthead?
What faster has suggested is what I have. It's a smart setup an saves a line going all the way up and back down the mast.
On the other hand, a traditional topping lift makes a great spare mainsail halyard if you loose the first one.
"True, your boat will outperform mine to windward, but my boat will always outperform yours at anchor." --MedSailor