Product Description Elevate your vessel’s functionality and style with our 316 Stainless Steel Non‑Locking Deck Fill Replacement Cap—a premium, polished marine accessory designed for quick access and long-term durability. Built from marine-grade AISI 316 stainless steel and boasting a bright polished finish, this cap ensures excellent resistance to corrosion, rust, and saltwater exposure. Key Features & Benefits Superior Marine-Grade Construction: Crafted from AISI 316 stainless steel for high resistance to harsh sea environments and tarnishing. Bright Polished Finish: Offers a sleek, mirror-like aesthetic that enhances deck appeal while resisting wear. Non-Locking, User-Friendly: Easy, twist-on or flip-up design allows fast access without compromising on reliability—ideal for daily use and maintenance. Universal Fit for Standard Deck Fills: Compatible with common 1½″ (38 mm) and 2″ (50 mm) openings used for water, fuel, or waste ports. Prevent Leaks, Improve Safety: Creates a tight seal to prevent spills and support onboard safety during all conditions. Durable & Low Maintenance: Engineered for stability and longevity in marine settings—no lock mechanism hurdles, just dependable performance. Product Specifications Material: 316 stainless steel (AISI 316 marine-grade) — exceptional corrosion resistance for marine environments Design: Non-locking cap for swift, convenient access—mirror-polished, keyless/twist-off style also common in similar caps Compatibility: Fits standard deck fill openings (e.g., fuel, water, or waste access ports of 1‑1/2″ or 2″ common sizes) Dimensions: Typically available in 1½″ (≈38 mm) or 2″ (≈50 mm) diameters to suit various fittings WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.