These industrial quality, non-conductive steps from Jefferson Tools are perfect for the electrical engineering sector and similar industries. Features Channel stiles and heavy duty back bars Extruded serrated aluminium treads are braced diagonally with heavy duty rivets Additional diagonally braced back bars for added strength and stability Top tray for holding tools and materials Centre bar installed for outstanding stability and strength Aluminium shoes with rubber feet for added durability Improved step profile Specification Material - Fibreglass Safe Working Height (from ground) - 533mm Open Height - 780mm Closed Height - 970mm Spacing Between Treads - 295mm Length - 160 Insulation 30,000V Certified To - BS EN131: 2010+A2:2017 Gross Weight - 5 kgs Standard Equipment 1x Jefferson 3 Tread Fibreglass Step Ladder