The gang leader, Shaheen Hawlader alias Hossain Hawlader, 36, had admitted to the Rab officials that he and his cohorts killed Delwar after committing robbery at his house on April 21.

Rab-9 arrested Shaheen at Kunia Pachar of Gachha union under Gazipur Sadar upazila at about 11:00am on Saturday.

Following Shaheen's information, Rab men accompanying the criminal went to Polashona of the union at 1:00am yesterday to arrest his two accomplices Humayun and Shamsur and recover illegal arms.

When they reached there, Shaheen's accomplices opened fire at the Rab men who retaliated.

Trying to escape, Shaheen received bullets.

He was sent to Gazipur Sadar Hospital where doctors declared him dead, Rab said, adding that two Rab members were also injured during the encounter.

Rab recovered a shotgun, a pipe gun, four bullets and an axe.

Hailing from Bakerganj in Barisal district, Shaheen lives in Gachha union where he has been conducting criminal activities for a long time, Rab said.

He is also accused in three robbery and two carjacking cases.