FOTGA Lens Bellows and Macro Focusing Slide Rail for Canon 550D 600D 650D 1100D 50D 40D 450D 7D..... DSLR SLR<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"> The 4-ways Macro Focusing Slide Rail can be adjusted in four directions: forward， backward， left and right. </span></li><li><span class="a-list-item"> Smooth rack and pinion movement provides extremely fine focusing adjustments. </span></li><li><span class="a-list-item"> Great accessory for close-up photography </span></li><li><span class="a-list-item"> Note: when the bellows are in use auto focus and aperture control are not retained </span></li><li><span class="a-list-item"> Positive locking knobs assure rock-steady focus </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41244bWM6bL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41rgviA0AtL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41iqXY95lfL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Hr-jJ9ZFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41vkDVZt62L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Kn8QDonBL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41T4H4PtGQL.jpg" noproxy>