The TB-400 is a reliable hydraulic gate closer designed for both commercial and residential gates. Unlike traditional spring closers, it gently pushes the gate closed, ensuring a controlled close that prevents slamming. With a pre-set closing speed of approximately 6 seconds, this gate closer is perfect for use with security locks and other latching devices. Specifications include max gate weight: 75-175 lbs., max gate width: 40-64 in., max opening angle: 110 degrees, and compatibility with vinyl, steel, and wood materials.