Spring Balance Cylindrical Plastic serves to measure force. This device is also referred to as a Newton Meter and follows Hooke's Law, meaning its extension is related to the force applied. This product accurately measures force and can easily calculate changes in acceleration. It's a reliable and consistent solution for research and educational settings, with a spring that abides by the rigid guidelines of Hooke's Law. A perfect choice for physics students and professionals alike. Code Capacity Readability Color SE.GE1457-01 100g/1N 2g White SE.GE1455-01 250g/2.5N 5g Blue SE.GE1465-01 500g/5N 10g Green SE.GE1475-01 1000g/10N 20g Brown SE.GE1485-01 2000g/20N 20g Red SE.GE1495-01 3000g/30N 50g White SE.GE1505-01 5000g/50N 50g Yellow SE.GE1508-01 10000G/100N 200g Orange