The gasket retainer side piece for the Zim CFJ sailboat holds the mylar gasket in place. To replace both sides you need to order two. Front and aft retainers are sold separately.
The aftmost piece of the gasket retainer for the Zim Club FJ. Works opposite the front gasket retainer, and in conjunction with the side gasket retainers.
Hard anodized aluminum gasket retainer for the Club 420. Sold as set. Screw holes will most likely not line up with your old holes but those are probably stripped anyway, simply fill them with...