Front Rail Seal 6ft EPDM Rubber<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"> Fills a height gap of .251" to .487" from the sidewalls to the front rail when mounting a truck cap. Includes 3M 4298 adhesion promoter. </span></li><li><span class="a-list-item"> If height of the gap is .250" or less， just install one ESI high quality EPDM rubber truck cap seals on all 3 rails (see below descriptions) </span></li><li><span class="a-list-item"> If height of the gap is extra large， from .488" to .937" install Front Rail Seal XL (ASIN: B07147Y43J) </span></li><li><span class="a-list-item"> An ESI original design "Front Rail Seal" is preferred by professional installers over PVC/foam seals </span></li><li><span class="a-list-item"> No need to replace this seal every time your cap is removed. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/413PbtysbbL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41VFkFadiCL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/217QEQxPt%2BL.jpg" noproxy>