GF60 offers a safe and secure method of transferring cables from a fixed point, such as from the door frame onto the door leaf. With a metal loop for better protection, GF60 has a minimum internal diameter of 9mm, which is sufficient to handle the most common cables used in door locking/control. In addition, GF60 is an external door loop with Diax� anti vandal fixings and screws. Ideal for problem areas and harsh environments.