Description: Material: Marine Grade 316 Stainless Steel Provides superior corrosion protection when anchoring or docking Sleek, modern design makes decks look stylish Surface finish: highly polished Flush deck mount Specification: 6" (155mm) Size (LxW): Approx. 15.5 x 3.4cm / 6.1 x 1.34 inch Stretched Height: Approx. 9.2cm / 3.62 inch Drain Tube Outer Diameter: Approx. 1.95cm / 0.77 inch Drain Tube Inner Diameter: Approx. 1.55cm / 0.61 inch Stud Diameter: Approx. 8mm / 0.31 inch Package Includes: 1 Piece Pull Up Cleat Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor. Thanks!