Provides a movable anchorage point that travels along a beam with the user. Highly corrosion resistant and easy to install. Comes with adjustable flanges for use on various beam sizes. Trolley wheels allow for extremely smooth movement over a beam. Made of aluminum alloy and stainless steel. Weighs 3.9 kg. Minimum Breaking Strength: 23kN. Flange Width: 80.0 mm to 250.0 mm. Complies with EN 795:2012 Type B and ANSI Z359.18-2017 Type A.