The 5/8" Plastic Thumb Lock in White is your essential replacement for securing hatches on RVs. As a direct OEM replacement made in the USA, this thumb lock seamlessly integrates into your existing setup, providing hassle-free installation and compatibility with most RV hatches. Guaranteed not to yellow, this thumb lock features UV stability and colorfastness, ensuring it retains its white color and quality over time, even when exposed to sunlight.