Base with hanger - 50g weight 12 weights total (not including base) Weights included: 50g base, two 5g discs, one 10g disc, nine 20g discs Total Weight (with base): 250g Brass The slotted set of masses on the hanger are an ideal tool for use when determining and comparing weights of objects. The various mass discs can be easily removed and placed on the hanger due to slots.