This is the VARIO Rack KF873 made by RIXEN & KAUL. It's made of aluminum, so it's very light, but it's also durable with a load capacity of 7kg. The attachment is sold separately. You can smartly carry various items such as a commuter bag, backpack, or ball. Because of its light and rounded form, you can detach the rack with a single touch when you get off your bike and carry it attached to your bag, etc., without feeling out of place. Please note that the attachments, balls, bags, and other small items in the image are not included in the product. The following is from the manufacturer's website: A multi-rack with two mounting positions to choose from. Commuter bags that don't fit in a basket can be securely fastened with the included belt. The possibilities are endless depending on your ideas. [Price] ¥16,500 [Specifications] Size: W21xH32xD17 Weight: 450g Load capacity: 7kg Color: Black