芬兰采购需求：地弹簧闭门器、液压缓冲地弹簧、玻璃门地弹簧、闭门器、隐藏式地铰链、玻璃门把手

I'm reaching out to inquire about some specific details regarding your product. Could you provide me with the dimensions of the box and the square head? Additionally, I would like to know the load capacity that the product can handle. Also, please include your pricing information for this item. If you have any variations or options available, I'd appreciate that info as well. Looking forward to your prompt response!