Cryspool MPT-Thread Spa Filter Replaces Watkins 303279(not 303263), FC-2402, Free Flow and Lifesmart Hot Tub Filter, 1 1/2″ Finer Thread, 2 Pack

【SIZE】Length: 9 1/2″(not 6 inch) ; Outside Diameter: 5 3/8″; Top: Closed with String Handle; Bottom: 1 1/2″ MPT Thread. 【COMPATIBLE MODELS】Compatible with Watkins 303279, 78460, PFF42TC-P4, Filbur FC-2402, Free Flow and Lifesmart Hot Tub Filter. Note: The manufacturer’s name and part number have been used for reference purposes only. CRYSPOOL is an independent brand. 【QUALIFIED MATERIAL】Cutting-edge technologies make the capacity higher than common point-bond fabric. It makes water filtration more thoroughly and service life longer. 【EASY CLEANING】The Improved Trilobal Fabric Filter Structure enables the deep penetration of impurities into filter pleats when we wash it, the filter is a totally brand-new one after cleaning. It’s recommended that you clean cartridges every 2 weeks to take full advantage of its performance. 【QUALITY GUARANTEE】Six-Months Return Policy Guaranteed if the products are with any quality shortages! We attach great importance to all customer’s perfect experience of our products. And we are equipped with professional service to provide technical support for every customer.