Meade Instruments 07036 Back Cell Adapter for ETX-SCT Thread (Black)<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"> Ideal for accessories that require an SCT thread </span></li><li><span class="a-list-item"> Attaches accessories to the ETX series of telescopes </span></li><li><span class="a-list-item"> Adapter allows the use of 2 to 18-inch threaded accessories </span></li><li><span class="a-list-item"> Great for focal reducers and off-axis guiders </span></li><li><span class="a-list-item"> Comes with a 1-year limited warranty </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41UBgRo66YL.jpg" noproxy>