Unit Definition (keg [nails]) The keg [nails] is a traditional unit of weight for nails. A keg of nails weighs 100 pounds and thus has a mass of about 45.359 kilograms.
Unit Definition (tovar [Bulgaria]) The tovar is a traditional weight unit of Bulgaria, equal to 100 oka; this is roughly 280 pounds or 128 kilograms.
Weight/Mass 
