Amazon.com: 1pc 3mm x 7.87" x 9.84" Black ABS Styrene Plastic Flat Sheet Plate : Industrial & Scientific
3402 Series 3mm HTD Pitch Plastic Hub Mount Timing Belt Pulley (14mm Bore, 108 Tooth) - goBILDA
Amazon.com: Mega Format Expanded PVC Plastic Sheets - 12" X 12" Rigid White Sheet for Crafts, Signage, & Displays - Sintra, Celtec PVC Board - Waterproof for Outdoors Use - 1/8" 3mm
3mm Clear Transparent Rigid Pet Plastic Sheet for Screen Printing - China Plastic Sheet and Pet Sheet
Amazon.com: Aicosineg PVC Foam Board 3mm(1/8") x 11.81" x 15.75" Expanded PVC Sheet Lightweight Rigid Foam Plastic Board Ideal for Signage, Displays, Durable Plastic Sheet Waterproof for Outdoor-White(2PCS) : Industrial & Scientific