Too bad I hadn't seen this video when I was installing my main sheet block. I like the idea of the boot instead of spring in order to keep potential catch point for smaller lines.
https://youtu.be/Qd5f8dDCFls
https://youtu.be/Qd5f8dDCFls
Canadian Sea Spray Association's official website providing regatta information and results, hints and examples for making your Sea Spray lighter, faster, and stronger for CSA members and non-members.