Boat owners and marine DIYers, this is a high-quality railing fitting from MARINE CITY that you can count on. It's a 45-degree round tube base made from premium 316 stainless steel, which is known for its excellent corrosion resistance – perfect for saltwater environments. The base has a hole diameter of about 1.02 inches (26mm), designed to fit standard 1-inch diameter railing tubes securely. The craftsmanship is top-notch: it has a smooth, mirror-polished finish that looks sleek and professional, and it's built to be strong and durable, handling the stresses of marine use without rusting or weakening. This fitting is ideal for fixing or replacing handrails on boats, yachts, or even on buses and other vehicles where you need a secure, angled connection. Installation is straightforward if you have the right tools and some basic knowledge. MARINE CITY is a family-run business focused on quality, and they double-check each product before shipping. If you're repairing an old railing, building a new one, or just need a reliable replacement part, this 45-degree base is an excellent choice. It's a simple but crucial component that ensures safety and adds a clean, finished look to your vessel's railing system. Don't compromise on hardware – go with something that's made to last.