Gizzmo 4101 Regular Original Gizzmo Above Ground and In-Ground Swimming Pool Skimmers<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Fits 99% of all skimmers made</li><li>Screws in place - stays in place</li><li>Designed to absorb the expansion of winter freeze-up in skimmers</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41fAdSDRWML.jpg" noproxy>