This set of raspberry pi 4 heatsink kit, includes 15pcs anodized black aluminum + 5pcs copper cooling heat sink. These pure aluminum (15 pcs) and copper (5pcs) heatsink include heat conductive adhesive tape for optimum thermal transfer. These heat sinks have profiles which are short enough to fit within standard Raspberry Pi cases. These heat sinks kit can be applied in other devices to cool processor, regulators, VRM VRAM VGA RAM, small IC Chips, MOSFET SCR, Southbridge, Northbridge M.2 PS5 etc. Package includes: 5pcs aluminum large heatsink: 0.56 x 0.56 x 0.27 inch (14mm x 14mm x 7mm) (L*W*H); 5pcs aluminum small heatsink: 0.35 x 0.35 x 0.19 inch (8.8mm x 8.8mm x 5mm) (L*W*H); 5pcs aluminum heatsink 0.56 x 0.39 x 0.27 inch (14mm x 10mm x 7mm); 5pcs copper pad shim heat sink: 0.59 x 0.59 x 0.02 inch (15mm x 15mm x 0.5mm) (L*W*H).

• Raspberry Pi 4 Heatsink Kit, suitable for Raspberry Pi 4 B, 3 B+, 3, 2, A, B, B+ boards.
• Includes 15pcs black anodized aluminum + 5pcs copper heatsink.
• 3M 8810 Thermal conductive double side adhesive tape backing.
• Can be applied with other devices for cooling VRAM VGA RAM, IC Chips, MOSFET SCR, Southbridge , Northbridge etc
• Raspberry pi not included.