Wilson Electronics Dual Band Mirror Mount Trucker Antenna<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Mobile， Marine and in-building use </span></li><li><span class="a-list-item"> No Ground Plane Required. </span></li><li><span class="a-list-item"> 19 -inch Fiberglass Mast raises Antenna above obstructions. </span></li><li><span class="a-list-item"> Easy to install. </span></li><li><span class="a-list-item"> Fits standard 3/8-inch x 24 Threaded Mount </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/21b59S04lfL.jpg" noproxy>