Sawyer Products SP150 Coupling for Water Filtration Cleaning<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"> Allows you to clean your sawyer Squeeze Filter with a plastic bottle </span></li><li><span class="a-list-item"> Provides a direct connection for backwashing your Filter </span></li><li><span class="a-list-item"> Screws onto your Squeeze Filter and standard-sized bottles </span></li><li><span class="a-list-item"> Compatible with sawyer Squeeze water Filter </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/415WLmIxN8L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51t-iaa7t8L.jpg" noproxy>