Marine grade 316 stainless steel tube base with polished round flange for outdoor and marine use
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Enhance the stability and durability of your structural setups with this marine-grade 316 stainless steel tube base — engineered for corrosion resistance, a polished high-end finish, and dependable support in both marine and outdoor environments. Whether you’re installing rail systems, mounting support posts, or building long-lasting exterior fixtures, this tube base delivers the secure foundation and refined appearance required by professionals and demanding applications. More than a simple connector, it is a long-term investment in stability, alignment, and structural integrity.
Key Features
Marine-Grade 316 Stainless Steel
Designed to excel in saltwater, high-humidity, and outdoor environments, offering exceptional resistance to corrosion, rust, and degradation over time.
Mirror-Polished Finish
A sleek, clean surface that enhances the overall look of your installation while adding extra resilience against harsh weather exposure.
Reinforced Round Flange Base
The circular flange distributes weight and vibration evenly, while three mounting holes ensure a secure, reliable anchor point across decks, walls, frames, and exterior structures.
Precision-Machined Tube Socket
The central tube socket provides accurate alignment, firm tube seating, and stable load distribution — keeping posts and railing components upright and secure.
Engineered for Long-Life Performance
Built to withstand movement, vibration, UV exposure, and environmental stress without loosening, warping, or diminishing in appearance.

Applications
Marine Railings & Support Posts
Ideal for boat rail systems, canopy poles, handrails, and structural components exposed to constant motion and moisture.
Outdoor Residential & Architectural Projects
Perfect for patios, decks, garden railings, and decorative or functional posts that demand durability and clean aesthetics.
Commercial & Industrial Installations
Reliable for exterior equipment mounts, structural tube assemblies, and long-term outdoor infrastructure.
Coastal, Pier & Dock Environments
Withstands salt-air exposure and continuous humidity, making it ideal for waterfront fixtures and heavy-duty outdoor use.
Maintenance Tips
Rinse with fresh water to remove salt and debris
Occasionally apply stainless-steel polish to preserve the mirror finish
Periodically check mounting hardware for maximum long-term stability
Note: Due to manual measurements, please allow for slight tolerance in size.