We added 2 "D" rings using strips of Sunbrella, which we use to "tent" the hatch cover using a bungee over the boom, to better repel rain.
This is not my boat, I just posted the pictures for Jim, his wife sewed the stackpac up from Sailrite. Looks good and works well. He can easily drop it down and get it out of the way when he races.Bob ,
I really like your stack pack. Am going to add lazy jacks but this would be a better solution . I assume you made it yourself as I have not seen them for the 260