WD Music B1CH Import Vintage Trem Arm - Chrome/White<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> 4.8 mm diameter </span></li><li><span class="a-list-item"> White cap </span></li><li><span class="a-list-item"> Chrome Arm </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/21TZbZ8ph2L.jpg" noproxy>