4PCS Aluminum Heat Sink 40x40x20mm with Thermal Conductive Adhesive Tape, 40mm Heatsink Kit Cooler for Cooling VRM GPU Router Stepper Driver 3D Printer Stepper Motor NEMA 17 Peltier Module, Black
2. Pre-applied blue 3M8810 thermal conductive adhesive tape backing
3. These heat sinks perfect fit for cooling of 3D Printer Motor, NEMA 17, TEC1-12706 Thermoelectric Peltier Cooler etc. Also for GPU backplate/ LED light/ Wi-Fi Routers/ Power Supplies and so on.
4. Dimension: 1.57 x 1.57 x 0.79inch / 40x40x20mm (L*W*H)