RV window support rod, high performance, reliable to use and long service life. It has the function of opening by bouncing automatically. When the window is closed, there is a lock on the handle to seal the window from opening. Made of high quality aluminum alloy, with light texture, high toughness, and oxidation resistance. It is very suitable for the installation and use of large vehicles such as RVs, caravans, and yachts. The maximum length is 230 mm / 9.1 inches and the compression length is 180 mm / 7.1 inches. How to use: Directly install and use. Item Type: RV Window Support Bar Features: Aluminum Alloy, Rust Resistance, Light Texture, Auto Stretch Application: For Opening and Closing RV Windows Color: Silver+Black Material: Aluminum Alloy Package Contents: 2 x RV Window Support Bar Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.