A motorcyclist reportedly suffered injuries when the bombs he was carrying exploded in Palamau district on Monday, police said.
The police, however, found only the damaged two-wheeler from Pokhra village at Chainpur area as the motorcyclist managed to flee from the spot despite injuries.
Superintendent of Police Indrajeet Mahatha said the blast seemed to have taken place following fraction of the explosive materials probably kept in a bag.
The bombs were being transported from one place to other, he said adding that the accused would be arrested soon as his vehicle has been seized.