The Fluval FX Series Rim Connector is a must-have tool for anyone using the popular FX High Performance filters. Made to fit the A214, A218, and A219 series, it provides a secure and efficient connection between the filter and the filter holder without the need for tape or other adhesive methods. The three clips included ensure a reliable and adjustable fit, while the two O-rings provide additional sealing and longevity. This rim connector is made of corrosion-resistant materials, ensuring long-lasting performance and keeping your system clean and clear. Its compact and lightweight design makes it easy to carry and use, making it an excellent addition to any aquarium setup.