This ring attaches the Selden Gennaker Bowsprit (sold separately) at the forward end.Gennaker pole bow ring and base, for use with Selden gennaker bowsprit. Stainless steel bow bracket with polyamide inner lining.Choose the bow bracket that fits the diameter of the bowsprit, from one ot the three styles and four sizes within each style. This model is designed to be bolted to the deck or rail.Sizing Information for Gennaker Bowsprit and Accessory Parts