Gorilla Ladders 4.6 ft. x 2.5 ft. Aluminum Heavy-Duty PRO Slim-Fold Work Platform, 4 Adjustable Heights, 375 lbs. Load Capacity GLWP-55A-2 - The Home Depot
Skillful Extension Retractable Aluminium Accessorie Iron Small Platform Herringbone Household Multipurpose Step Folding Ladder - AliExpress
Cisco-Eagle Catalog - Tilt and Roll Folding Ladder - 4 Step, 38" Platform Height, 7"D Top Step
HBTower Folding Ladder, 12 FT Aluminum Extension Ladder with Tool Tray, 2 Platform Plates, 7 in 1 Heavy Duty Collapsible Ladder, Tall Ladder for Home or Outdoor, 330 lbs Capacity Silver - Amazon.com
Stainless Steel Fold Out Over Platform Telescoping Ladder with Protective Delrin Bumper – White Water Marine Hardware