These items, such as rails, are being sold as a set. I have not confirmed whether they are powered on. Please purchase only if you understand this. Since they have been used, please refrain from purchasing if you are concerned about minor scratches or dirt. Some items are damaged. Please check the photos. I am selling them at a significantly reduced price. I will not sell them individually. I am not considering lowering the price. They have been stored at home, so please refrain from purchasing if you are looking for a perfect item. These items have been handled by a person. Please refrain from purchasing if you are nervous about this. I will ship them using bubble wrap, etc.