The displacement is 200 (the specific unit is usually cm³/rev, and it is a standard value).
It is generally made of cast iron, which has good strength and wear – resistance, and can adapt to the harsh working environment of excavators.
The weight is about 55 كجم, but the specific weight may vary depending on different models and manufacturing processes. For example, the packaging size of a single product of a certain model is 55x60x60 cm, and the gross weight is 60 كجم.