We've parting out a C-22, and have a ton of miscellaneous equipment available. Click on the logo to starboard and view the listings page. These clutches use a multi-point rope gripping surface that treats your halyards and sheets gently, yet allows practically no slip. You can ease a line a small amount without chafing its cover, or release entirely for fast spinnaker drops.
Shows use, but very clean.
They are very similar, but a actually from slightly different vintages. Could be used in tandem. This is a load sensitive ratcheting block for the small boat running rigging. Would be good for tending jib sheets on a small boat or dinghy. This may be the answer.