This fractional weight set comes in a rectangular plastic box, and is complete with forceps to grip and move the weights, and an aluminum rider. A rider is a small piece of aluminum, from which various small weights can be attached to a balance to determine the weight of small, light objects.

This set includes one (1) of each of the following weights: 1,5,10,50,100 and 500mg weights.

This set includes two (2) of each of the following weights: 2,20 and 200mg weights.

This set is not designed to be calibration weights.