Following a tiff over a land dispute, the assailants took the victim Ramlagan Chauhan to the roof of a building in Pirnama village and hurled him down, the sources said.
Chauhan sustained severe injuries and died on way to the hospital, they said, adding the body has been sent for post-mortem.
A case has been lodged against the accused persons, Kondu Manjhi and Basant Manjhi, and they have been arrested, the sources said.