- Marine-grade material. Made from high quality 316 stainless steel, these eye end caps are rust resistant for saltwater environments. Their robust construction provides durability under demanding conditions. - Accurate size options. Each cap is designed to fit round tubes with an inner diameter of 20 mm, 22 mm, or 25 mm, improving stability on boats or kayaks and optimizing water performance. - Value pack. The package includes two boat eye end caps and a wrench, giving you essential parts for quick replacements or backups during adventures. - Quick installation. No welding required. Slide the caps onto the tube and secure with screws for a fast setup of your Bimini top or deck rigging. - Use scenarios - Install a Bimini or canopy frame on a sailboat or powerboat, using the eye ends to anchor supporting lines. - Rig lines on a kayak, canoe, or small boat for added safety, tie-downs, or accessory mounting. - Carry as spare parts on long trips to enable rapid replacement if a fitting wears or is damaged.