FIRESTIK R-3M Chrome Plated MEDIUM DUTY SPRING<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> MADE IN USA </span></li><li><span class="a-list-item"> made from spring steel and are chrome plated </span></li><li><span class="a-list-item"> The upper and lower inserts are made of chrome-plated machine brass </span></li><li><span class="a-list-item"> standard 3/8"-24 threads to fit all Firestik and RoadPal antennas </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31cJU2ZYKNL.jpg" noproxy>