National Products RAM-B-202U Ram Marine Electronic 1-Inch Aluminum Ball Mount with Pinlok Base， Black Finish<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Pinlok base ensures secure attachment</li><li>Ball shape allows for maximum viewing angles</li><li>Aluminum construction is lightweight and durable</li><li>Features 6-spots for pin attachment</li><li>2.438-inch diameter base</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31uBdtCMQ%2BL.jpg" noproxy>