if placed by 12PM EST
hBAR is a Pennsylvania COSTARS program supplier - learn more here
Made of wood, one meter long graduated scale is balanced on knife edge of the fulcrum. Supplied with 2 sets of 100 g weights. One meter long with fulcrum lever is graduated in centimeters and is balanced on the fulcrum by a transverse groove cut midway in the length of the lever over knife edge of the fulcrum, supplied with 2 sets of 100 g weights.