Features: Two Mode Push Pull Control: This 2 inch sliding component supports standard filtration and backwash cleaning functions. Easily change between modes with simple push pull action to remove debris, maintain clean swimming pool water, and extend filtration structure service time. Optimized Water Circulation: Designed for 2 inch pipe systems to reduce resistance and improve water movement. Increases filtering capacity while decreasing energy consumption for cost effective pool maintenance. Perfect Compatibility: Specifically engineered to work with premium and fine particle filtration systems. Ensures proper connection with existing pool equipment without installation difficulties. Strong Construction: Made from good quality plastic that resists pool chemicals and sun exposure. Provides stable execution through different weather conditions for extended yearly use. Easy Installation: Complete set includes all necessary components for straightforward replacement. Most pool owners can install it quickly without professional help for immediate clean water benefits. Specifications: Replacement part number: SP0410X502S Applicable models: forward - the Filter forward -Clear the Filter substance: good strength plastic Function: -mode push-pull control (filtration and backwash) Installation approach: simple installation design, including a full set of components Package Includes: Swimming pool sand filter note: Before using the accessory, please check if it is compatible. Pay attention to the storage methods.