Summary: Here is a link to the Really Right Stuff focusing rails you see my camera sitting on in today's second photo. To see details of the one I bought, click on "B150-B Package for Collared Macro Lenses": http://www.reallyrightstuff.com/specialty/index.html Please do take 5 minutes to complete the Listener's survey. You'll find a link and some reasons why I'm doing this here: http://www.martinbaileyphotography.com/forum/viewtopic.php?t=549
