The STI KIT-H18021 Conduit Adapter is designed for secure electrical conduit connections, ensuring vibration resistance and easy installation. It features a captive o-ring gasket and Posi-Lok insulated throat (insuliner) for enhanced sealing and safety. This adapter fits standard knockouts and requires no welding, with controlled thread lengths facilitating a precise fit. Manufactured by Safety Technology International, the conduit adapter supports reliable and efficient electrical conduit installations in various environments.