A squad from Armed Police Force Bageshwari Battalion based in Shumshergunj, took hold of three of the four robbers involved in robbery by halting passengers buses at Muguwakhola in Kachanpur-1 last night.
The arrested are Dirga Bahadur Nepali of Kohalpur-2, Jitu Rawat and Ganesh Shris of Nepalgunj Sub Metropolitan-26.
A search operation for the absconding one is underway, said police.
The arrested have been handed over to Kohalpur Area Police Office for investigation.
They will be charged under Public Offence Act, said DSP Janak Bahadur Shahi.