Suggested Retail: $74. Waterway - Filter Nut with Ext Lock Tabs - Model 550-7500 The Waterway Plastics Filter Nut with Ext Lock Tabs is designed for durability and longevity. Made from high-quality materials, it has undergone rigorous testing for reliability. This model number 550-7500 ensures a perfect fit for your pool and spa needs. It has received positive feedback, indicated by its customer rating of 4.4 out of 5 stars. Brand: Waterway. [Reference: P2TOH5A84fXMhuLCN36YG1]. LOT STICKER: OH002.11-00000041-90. Type: Regular. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.