Resistant naval quality cast solid 316 stainless steel step mast. Practical opening design makes the folding step convenient. Useful in many hard-to-reach places, widely used for marine boats, cars, and other applications. Stainless steel spring plate ensures positive action and easy installation. Non-slip diamond tread surface provides safety. Features corrosion resistance, strength, and durability. High polished finish offers a mirror-like appearance to match modern boats, ships, and yachts. 1 x Folding Mast Step Condition: Item Type: Folding Mast Step Material: 316 Stainless Steel Color: Silver Base Size (Length X Width): Approx. 10.9 x 4.7 cm / 4.3 x 1.85 inch Internal Diameter of the Hole: Approx. 0.8 cm / 0.3 inch Center Spacing of Two Screw Holes: Approx. 9 cm / 3.54 inch Application: Suitable for climbing high places on boats and yachts