Dennis nailed it. Learn something new every day. I googled "vang collar reefing boom” and came across the photo below of what is referred to as a reefing horseshoe or reefing claw for the boom vang
https://www.seabreeze.com.au/img/photos/sailing/10409061.jpg <https://www.seabreeze.com.au/img/photos/sailing/10409061.jpg> There is a post on this forum page with additional info: https://www.seabreeze.com.au/forums/Sailing/General/Boom-furler?page=1 - Paul E. 1981 C&C Landfall 38 S/V Johanna Rose Fort Walton Beach, FL http://svjohannarose.blogspot.com/ > On Aug 2, 2018, at 7:47 AM, cnc-list-requ...@cnc-list.com wrote: > > Date: Wed, 1 Aug 2018 15:44:13 -0500 > From: "Dennis C." <capt...@gmail.com <mailto:capt...@gmail.com>> > To: CnClist <cnc-list@cnc-list.com <mailto:cnc-list@cnc-list.com>> > Subject: Re: Stus-List mystery item > Message-ID: > <canir+yu1mfz3ctbeb8s5bjkc9h90n4dtvtulhlnuj8ydvu2...@mail.gmail.com > <mailto:canir+yu1mfz3ctbeb8s5bjkc9h90n4dtvtulhlnuj8ydvu2...@mail.gmail.com>> > Content-Type: text/plain; charset="utf-8" > > That's a vang collar. Betting you have a round boom. Also guessing it is > a roller boom. Is there a place in the gooseneck assembly to insert a > crank and roll the boom? > > The vang collar slides over the outboard end of the boom. It is moved > towards the mast and a vang is attached to it. If necessary, the mainsail > could be roller reefed a bit with the collar installed. Not recommended. > > Dennis C. > Touche' 35-1 #83 > Mandeville, LA
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