Product Contents: ・50mm Clamp ・Conversion screw ・Wrench This is a clamp that allows you to convert a tripod to an Arca-Swiss standard head. It has levels in three places. There is some stock available. If you would like to purchase one, please comment and I will prepare it for you. Arca-Swiss compatible plates are also available. As this is an imported product, there may be small scratches. I will answer questions about shipping times if you comment.