These innovative custom lights look like and perform the function of standard bolts but have small 12-volt high-intensity LED lights inside that shine through letter-box slot for plate illumination. <span id=”sceditor-end-marker” class=”sceditor-selection sceditor-ignore” style=”line-height: 0; display: none;”> </span><span id=”sceditor-start-marker” class=”sceditor-selection sceditor-ignore” style=”line-height: 0; display: none;”> </span>Measure 5/16″ UNF 18 TPI 5/8″ head (15mm).Available in stainless steel or satin black<br>