Rubber Fill Nipple Cover (10 Pack) by ARXGEAR<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"> Cap keep your tank's regulator healthy by not letting dirt and debris get inside through the fill nipple. </span></li><li><span class="a-list-item"> Cover the fill nipple with these cool fill nipple covers. These covers are a very inexpensive way of protecting </span></li><li><span class="a-list-item"> Helps prevent damage to your expensive tank regulator. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41u28QdrMuL.jpg" noproxy>