Diameter of inner plate: 77mm / 3";Diameter of outer ring: 123 mm / 4.85".
This plate is thick & solid and mirror polished.While ensuring the high precision of the product, with mirror polish technology,the surface of the product achieves a mirror decorative effect, which greatly improves its comprehensive performance.
stuff:316 Marine Grade Stainless Steel.The biggest advantage is that the added Mo in the stuff can prevent the corrosion of sea salt.
Low profile for deck safety without loss of durability
O-ring sealed deck plates are ideal for interior and exterior applications.You will never worry about leakage problems.
Description
These plates feature extra strong buttress thread design to eliminate jamming problems and any chance of misalignment. The O-ring sealing are watertight and protect the deck plate where there is internal pressure.