Features: Designed specifically for watercraft, this versatile clamp securely adjusts square railings, providing a reliable and flexible solution for marine safety. Crafted with high quality nylon materials, this durable boat bumper clip ensures strength and stability in various aquatic environments.The pontoon Fenders clips are designed to clamp on 1" and 1.25" square tube rails securely and fit on most pontoon boat bumpers for docking. Suitable for watercraft operators, yacht owners, and other users who need to adjust and secure their railings, enhancing stability and safety during navigation. Perfect for different boating scenarios, such as commercial routes, port operations, and sea voyages, providing adjustable support for railings on square track. With its easy installation and corrosion resistant design, this railing clamp is a convenient solution for securing railings on square track, ensuring long lasting durability in harsh aquatic conditions. Specifications: Material:Nylon Color:Gray,Black,White Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Boat Bumper Clip