Sioux Chief Mfg 660-TK Female Swivel Ballcock Nut by Male Ballcock Thread Mini Rester<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Water hammer arrester</li><li>No more head damaged cartridges from soldering heat</li><li>Install on male iron pipe connections for tub or shower valves</li><li>Female swivel ballcock nut connection</li><li>Male ballcock threaded connection</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41UxEM5MGVL.jpg" noproxy>