Unit Definition (quarter [US]) The quarter [US] is a traditional unit of weight equal to 1/4 hundredweight. In the United States, one quarter equals 25 pounds (11.3398 kilograms).
Unit Definition (packen [Russia]) The packen is a traditional Russian unit of weight equal to 1200 funte, 30 pudi, 1083 pounds, or 491.4 kilograms.
Weight/Mass 
