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Amazon.com: YOUSU Polypropylene PP Filament, 1.75mm 3D Printer Filament for 3D Printing, 1kg(2.2lbs) 5pcs Build Sheet Included, Semi-Flexible Ultra Tough Filament, Black : Industrial & Scientific
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Amazon.com: YOUSU Polypropylene PP Filament, 1.75mm 3D Printer Filament for 3D Printing, 1kg(2.2lbs) 5pcs Build Sheet Included, Semi-Flexible Ultra Tough Filament, Black : Industrial & Scientific
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Amazon.com: Reprapper Polypropylene PP Filament, Semi-Flexible Ultra Tough Filament 1.75mm 3D Printer Filament for 3D Printing (± 0.03mm) 2.2lb (1kg), 5pcs Build Sheet Included, Black : Industrial & Scientific
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