1, Cylinder-type Forcemeter, ergometer, used in physics lab experiment 2, High precision, easy to operate, reliable function Range: 0~10N, 0~5N, 0~2.5N, 0~1NType: Cylinder-typeWe are a package solution supplier for physics lab equipment,With any questions , pls feel free to contact us. Cylinder-type Forcemeter (ergometer)