The prisoner, Jitender, was to be produced in a local court in Narwana where he is facing trial in a murder case.
The incident took place this morning about 8 km from Parle G factory in Bahadurgarh area when two cars overtook the Haryana Roadways bus in which he was being taken.
DCP Third of Armed Battalion, Ashok Malik, said he managed to escape after around a dozen people entered the bus and threw red chilli powder in the eyes of the policemen.
According to sources, the miscreants also snatched arms from policemen.
PTI