He used to provide them legal-aid and help arrested gang members get bail, the officer said.
The others arrested are Mithlesh, Alopi Mahto, Durga Mahto, Gopal and Nandan, all natives of Jharkhand, he said.
The gang members have confessed to selling around 700 phones in both the states, the SSP said.
Police have recovered 65 android phones and seized a car, a scooty and two knives from their possession.
The gang is wanted in several cases of theft in Delhi and Ghaziabad, the SSP said.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)