Premium Material: The boat hatch is made from premium PP, designed to withstand the harsh marine environment, ensuring long-term durability and reliability Convenient Access: Equipped with two rotatable handles, this deck hatch offers easy access to the compartment below, making inspections and maintenance tasks more efficient Reinforced Design: Non-slip surface, strong stability, good sealing, leakproof, and long service life Waterproof: Engineered with exceptional protective properties, this product effectively prevents rainwater and seawater from seeping into the cabin Easy Installation: Round inspection hatch deck plate with an outer diameter of 28.2 cm (11.10 inches) and an inner diameter of 20.5 cm (8.07 inches), this hatch cover fits perfectly into a cut-out size of 23.5 cm (9.25 inches), allowing for straightforward installation on your vessel Size Chart: Outer diameter: 28.2 cm (11.10 inches) Inner diameter: 20.5 cm (8.07 inches) Hole size: 23.5 cm (9.25 inches) Package Includes: 1 x Boat Deck Plate Note: Please allow slight measurement errors of 1–2 cm (0.39–0.79 inches) due to manual measurement