MSR Heat ExchangerA<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"> Increases the efficiency of your stoves up to 25% </span></li><li><span class="a-list-item"> Compatible with all MSR 1.5L and 2L pots(with the exception of the Titan 1.5L) </span></li><li><span class="a-list-item"> When used with liquid fuel stoves， it can act as a wind block by extending below the pot </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41XP2X76O0L.jpg" noproxy>