3D Model: A Heavy-duty Mobile Warehouse Rolling Ladder With 8 Wide Steps Leading To A Safety Platform At The Top. The Frame Is Made Of Tubular Steel Painted Bright Industrial Blue. The Steps And Platform Have Diamond-pattern Anti-slip Treads. Safety Handrails Run Along Both Sides Of The Steps And Continue Around The Platform, With A Safety Chain Across The Back. The Ladder Is Mounted On Two Rear Wheels For Mobility, With Angled Stabilizing Legs In Front. The Overall Look Should Be Rugged, Industrial, And Designed For Warehouse Use. Show Realistic Proportions, Blue-painted Steel Frame, Black Wheels, And Textured Anti-slip Steps.