The Mark-10 MR03-025 Tension and Compression Force Sensor Series R03, 0.25 lbf / 100 gf / 1 N is a force measurement sensor for tensile and compressive loads in a wide variety of applications, available in capacities from 0.25 lb to 100 lb. Thread on two sides can accept a variety of hooks and implements, making this sensor particularly well suited for inline tests.