Item Type: Marine Hatch Lid Stay Adjuster Material: Stainless steel and ABS Telescopic Size: 6in-11in Load: 33lbs Installation Position: skylight, porthole Application: Marine boat, yacht, sailing1Strong Support: The stay adjuster is suitable for securing hatches partially or fully open, which can provide high strength support and protection for the ship. 2Retractable Design: The hatch support can be adjusted in length from 6in?11in, making it suitable for different sizes of marine hatch covers. 3High Stability: By adjusting the length of the support adjuster, the stability of the hatch cover can be maintained, effectively avoiding the loosening of the hatch cover due to wind and waves. 4Unique Design: Stainless steel bar slides within a frame and is clamped tight in any position with plastic knobbed bolt, stable and practical. 5Rust Proof: Marine grade stainless steel and ABS material, excellent rust resistance, and can be used for a long time in harsh environments such as seawater. 1 xHatchLidStayAdjuster