Features: Dynamometer, Scientific experiment, Spring, Gadget This Spring Scale is made up of strong acrylic and is provided with a suspension & a load hook starting from a adjuster Primary and secondary school teaching instrument teaching dynamometer Comes with a capacity of 5N / 500gm / 5Kg it is commonly used for laboratory use and is used for determining weight by attaching it a hook Spring dynamometer only, other accessories demo in the picture is not included, Manufacturer: ZBIianxer