The Half Inch Rails Universal Lens Gear provides a way for filmmakers to easily apply lens gears at an inexpensive cost. These rails attach to the their camera lens via zip ties to help secure it from falling off. What these gears allow is to smoothly zoom in without any jerky movements that would potentially ruin a beautiful shot. Every filmmaker should have this product if they want their scenes to adjust properly during a shoot or before one.
WARNING: This product may expose you to chemicals which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.