Compatible Models: This A20215 canister filter lid locking nut is compatible with Fluval FX2 (A213), FX4 (A214), FX5 (A218), and FX6 (A219) lid fastener replacement parts
Leak Prevention & Stability: FX2 FX4 FX5 FX6 canister filter lid lock nut clamp securely holds filter lid in place to prevent leaks and keep filters tightly sealed and stable during operation
Enhanced Filter Performance & Safety：This FX2 FX4 FX5 FX6 filter lid clips replacement helps maintain filter stability, reducing performance degradation caused by loose or damaged parts during operation, improving safe performance
Durable Material：Constructed from reinforced ABS plastic with a stainless steel insert, offering durability against pressure and corrosion. It supports systems compatible with Fluval FX2 FX4 FX5 FX6 canister filter replacement parts of aquarium lid closure
Easy Installation：Turn off the filter and unplug the power. Remove the old aquarium lid locks nut and clean the contact surfaces, Align the new one with the mounting hole, tighten it.Restart the filter and check for any leaks
