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Boom gooseneck parts need replacing
Posted: Mon 07 Aug 23, 12:53
by Diana
Does anyone know the maker of the gooseneck fitting on the boom? Our 920 Extreme 2004.
Ours is very worn and we need to replace it. Can anyone suggest a supplier please.
Re: Boom gooseneck parts need replacing
Posted: Fri 11 Aug 23, 11:17
by Mika Harju
![Image]()
That spar is originally weak, made from the wrong material, and poorly designed.
I upgraded my DF1000R boom by welding a new one from stainless steel and extending the boom's E measurement by 100mm. This allowed me to fit a larger Square-Top mainsail onto my boat.
Attached is an illustrative CAD 3D image of the boom, and I can provide the dimensional drawings if desired

Re: Boom gooseneck parts need replacing
Posted: Sun 03 Sep 23, 17:08
by Diana
Thank you for your reply. Our rigger has supplied a new part which is modified from a Z spars part and looks exactly as our original toggle.