EK-Loop Modulus Hard Tube Bending Tool - 16mm is the EK approach to an easy and straight forward way of bending hardline acrylic and PETG tubing of 16mm OD. These tools act as a mold which helps the user to form the tubing in the desired shape. These tools are made to be timeless and sturdy, as they are machined out of a solid piece of black POM acetal.