Bitcoin Gear offers a broad range of robust aluminum mining rigs with transparent acrylic panels that have a stackable open-air architecture. Their aluminum structure and open-air design makes the Bitcoin Gear mining rigs both strong and flexible. The graphics cards' installation height and the lower cooling space can be adjusted. They are easy to install and to maintain. The Bitcoin Gear mining rigs are the go-to mining rigs on the web for any passionate cryptocurrency miner (either amateur or professional) looking for durable mining equipment.