Maximum measurement is 2kg (20N) 0.05N (25gm)resolution Clear tube made of strong acrylic Mounting ring connected to top. Mass hook connected to the bottom. Zero(ing) adjustment built into unit.

Eisco Labs Newton Force Meter Spring Scale - Max Capacity 20N, 2Kg, Dual Scale Labeled, Zero(ing) adjustment built into unit. Mounting ring connected to top. Mass hook connected to the bottom. Clear tube made of strong acrylic. 0.05N (25gm)resolution