No compromise premium Raspberry Pi 4 model B heatsink. Directly cools BCM, USB and ETH chips. 3D model of a heatsink and a case is available for download from www.coolipi.com. Every case includes basic mounting kit - Torx and cross head version. Allows mounting GPIO peripheries horizontally using GPIO breakout. Make your Raspberry Pi 4B a desktop or development workstation using a Reset kit and a GPIO breakout. Basic mounting kit is necessary only when you are going to print the case on your own 3D printer.