Orion 9959 254mm f/4.7 Reflector Telescope Optical Tube Assembly<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"> 254mm (10") aperture and 1200mm focal length reflector telescope optical tube provides vivid， close views of deep-sky and solar system objects </span></li><li><span class="a-list-item"> Includes 2" Crayford focuser for smooth， backlash-free focus adjustment </span></li><li><span class="a-list-item"> Recommended for visual or astrophotographic use </span></li><li><span class="a-list-item"> Weighs 27.2 pounds </span></li><li><span class="a-list-item"> Optical tube only， does not include tube rings， mount， or tripod - which can be purchased separately </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41bkp0tbH7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51TXWA0VX5L.jpg" noproxy>