Lever rod for balance

For experiments with a beam balance (mass and density), one-sided and two-sided lever, direction of force and point of application;
Robust aluminium lever rod, encased with plastic elements and studs for holding masses or weighing pans, two holes in the middle for stable and unstable balance, thread for pointerTotal length: 420 mmNumber of studs: 2 x 10 (20 mm apart)
Dimensions: 420 x 18 x 23 mmMass: approx. 100 g

additionally recommended:
P1220-2C Pointer for lever rod