Fangrui Product Details Enhanced Compatibility: Specifically Designed For Polaris 360 And Vac-sweep 360 Pool Cleaners, This Backup Valve Ensures Optimal Performance. If High Water Pressure Causes Issues, Adjust By Grinding The Guide Tube To Alleviate Pressure. Robust Design Upgrade: Featuring A Shell Crafted From A Crack-resistant Polymer Blend, This Backup Valve Offers Double The Durability Of Previous Models, Enhancing Both Wear Resistance And Damage Resilience For Long-lasting Use. Effective Problem-solving Mechanism: Easily Maintain Your Pools Cleanliness With A Two-step Impurity Removal Process. Check And The Filter If Damaged, Then Open The Valve To Clear Any Debris From The Gears, Ensuring Smooth Operation. Durable Gear Mechanism: Constructed From Pom Material, The Gears Withstand High Water Pressure And Resist Wear. In The Presence Of Excess Sand, Simply Remove The Grinding Wheel To Clean The Gears And Maintain Functionality. Colour:white Material:plastic Due To Different Batches, There May Be Differences In Pr