Cotterman Rolling Steel Ladder - 450-Lb. Capacity, 9-Step Ladder, 24in.L x 20in.W x 90in.H Platform, Model Number 1009R2632A1E20B4C1P6: Amazon.com: Tools & Home Improvement
Vestil - Rolling Ladder: Type IA, 90″ Platform, 350 lb Capacity, 9 Step, 29-1/2″ Base - 15381114 - MSC Industrial Supply
2 Step Ladder with Hand Rail Mini Folding Step Stool Steel Frame with Anti-Slip Rubber Feet, Wide Platform Step 11.8x7.9, Max Load 330lbs, Lightweight Portable Step Ladder, Easy to Store - Amazon.com