The Galvabond Round End Cap is specifically designed to fit round tubes with a size of 90mm (80NB). Made from high-quality galvabond steel, this round end cap offers exceptional durability and corrosion resistance. It provides a secure and tight seal, effectively protecting the tube from dust, debris, and moisture. The precise fit ensures easy installation and a professional finish. Upgrade your tube system with the Galvabond Round End Cap for reliable protection and enhanced aesthetics.