Shishupal (34) and Moolchand (50) were killed when the tractor trolley in which they were travelling collided head-on with a Delhi-bound bus near Silhari village late last night, police said.
Police said that several bus passengers and two persons on the trolley were injured in the accident and have been admitted to the district hospital.
The incident occurred as the trolley driver failed to spot the bus due to poor visibility.