a scale
scales
A graduated cylinder.
most common a balance scale
A crane truck is a truck in which a crane type equipment is mounted with the truck.The function of the crane type equipment to load and upload heavy weight.
graduate cylinder
A triple balance beam measures the mass of an object.
They are used to measure weight.
To measure weight, a scale. To measure mass, a balance.
A thermometer.
protractor
kg is the unit to measure the weight
You can sell used weight training equipment on Craigslist. You can also auction it off on eBay.