Raspberry Pi Debug Probe Kit : ID 5699 : $12.00 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: MakerSpot Raspberry Pi Nylon Standoff Kit M2.5 Screws Nuts Spacers Standoffs 210pcs for DIY Building of Raspberry Pi 3 Pi Zero FPV RC Quadcopter Drone PC Mods : Industrial & Scientific
Amazon.com: Raspberry Pi 4b Heatsink, Raspberry Pi Heatsink Aluminum Heatsink with Thermal Conductive Adhesive Tape for Raspberry Pi 4 Model B : Electronics
Polyimide (PI)
Give Your Pi a Military-Grade Look with the 3D-Printed Mil-Plastic Enclosure - Hackster.io
Vespel SP-1 Polyimide sleeves PI bushing China Manufacturer
3M ScotchBlue Pre-Taped 24 In. x 30 Yds. Painter's Plastic With Dispenser (1 Roll) PTD2093EL-24-s - The Home Depot
3M™ Hand-Masker™ Masking Film | 3M United States
Pi-ku-plast - Resins - Bredent
Dedicated Aluminum Heatsink for Raspberry Pi CM4 - PiShop.us
Pattern resin by bredent
Amazon.com: SZDoit Professional Smart RC Robot Tank Car Chassis Platform TP101 for Arduino/Raspberry pi, Metal Tracked Science Robotic Model with Plastic Caterpillar Chain, Remote Control Programmable Robotics : Toys & Games