3D Model: A Realistic 3D Model Of A Slightly Rusted, Broken Very Long Iron Chain With Thick, Heavy Links. Each Chain Link Should Show Surface Wear, Scratches, And Subtle Cracking, Especially At The Break Points. There Should Be Atleast Twenty Links In The Chain. The Metal Texture Should Reflect A Dull, Weathered Finish With Minor Rust Patches. The Chain Should Appear Laid On Floor Resting.. Lighting Should Simulate Daylight Or Neutral Studio Environment.