Frontline Window/Door Jamb Anchor* Adjustable arms, enabling installation on door window frames of width from 22" to 50". * Features non skid and protective pads on anchor to protect surfaces and finished building areas. * Includes an ergonomic adjustment handle for easy and snug anchor adjustment. * Fast and easy set up can be done in seconds, no tools or drilling required. * Non penetrating anchorage solution. * Features a heavy duty d ring, enabling safe and secure anchorage. *