The Alphatron ProPull Follow Focus 15mm for double rods enables you to control the focus with the best precision. Made from machined aluminum and other high-tech materials, this follow focus is up to the level of the most demanding camera shooter. The ProPull Follow Focus 15mm 2 rods has a unique design with unique features, as it will be mounted to two bars of the support system. This version also features 2 adjustable hard stops to limit the focus draw between 2 desired points, or comes in handy for lenses that do not have hard stops on the focus ring. These points can be placed independently between 3 and 345 degrees from each other.