OptoSigma Pedestal Pillars provide a strong and secure method for mounting optic mounts or various opto-mechanics. A range of different component holders can be attached to the top of the pedestals by means of a screw. Pedestals are made of stainless steel for sturdy, fixed height mounting of sensitive components. Three different sizes are available to affix the various sizes of optics mounts. The vacuum compatible version comes, clean and vacuum packed for drop in use.