Praveen (23), a resident of Narela and an active member of Amit Dahiya gang, was arrested on a tip-off from Delhi- Dhansa border on Wednesday, they said.
"He had been absconding since the encounter of gang leader Amit Dahiya in July. He was involved in a murder, carjacking and robbery in the Outer district with Dahiya and his associates," said Sanjay Kumar, Additional Commissioner of Police, Outer District.
During interrogation, he confessed to his involvement in the murder, robbery and car-jacking incidents.