Sturdy EGA All-Welded Access Stairways provide safe, reliable access to mezzanines, platforms, stages, towers, roofs, etc. Secure stairway in place with mounting plates at top and bottom. Mounting plates have pre-punched holes for fasteners. Perforated tread ensures solid slip resistance. Grip-Strut tread offers greater slip resistance in wet or oily environments. 24"Wx7"D steps. 14"D top step. Meets OSHA standards. Ships set-up, ready to use. NOTE: Dimensions listed are for 60° standard slope. Add approximately 10% to depth for 50° stairway slope. Call for exact dimensions. NOTE: Galvanized units available to prevent rust, call a Certified Product Specialist for more information.