C6 ITX Black C6-ITX-BKの高価買取価格

It appears that you are referencing a product, likely a computer case or chassis, known as the C6 ITX Black (C6-ITX-BK). This product might cater to mini-ITX motherboards, offering a compact design suitable for building small form factor (SFF) PCs.
If you need specific information about this product, such as specifications, features, compatibility, or where to purchase it, please provide additional context or questions!