A gooseneck fitting is a connection used between a ship's mast and a spar. It allows the spar to swivel to change its angle. It is a part of a ship's rigging equipment.The gooseneck fitting is a simple version of gooseneck fittings used on sailing vessels today.Goose neck, metal. A hollow conical fitting with two round rings joined into the top, one each side, and an axle between them. A swivel joint is around the axle. The joint has a flat ring on each side. The metal has green tarnish on much of its surface.gooseneck, rigging, mast, spar, sailing ship, flagstaff hill, flagstaff hill maritime museum, flagstaff hill maritime village, great ocean road, maritime museum, mast fitting, boom gooseneck