Scanstrut DS-Multi Cable Seal This Scanstrut cable seal is designed to accommodate multiple cables up to 15mm .71 in diameter. Constructed from marine grade hard aluminum to resist impact marks and provide long lasting protection. The included undrilled bungs allows you to customize this cable seal to your specific needs. The waterproof seal provides clean and secure installation, making this perfect for lights, GPS, solar, power, and antenna cables. Features Marine Grade Aluminum UV Stable Hard