Gopalganj, April 25: Police today unearthed an illegal gun factory and seized a revolver, carbine, lathe machine and other apparatus used in manufacturing arms from Karnpura village under Manjhagadh police station.

One accused, identified as Roshan Sharma, was arrested. Police sources said they laid a trap and sent a constable as a customer to purchase a firearm. A deal of a carbine at the cost of Rs 2.5 lakh was struck and an advance of Rs 2,000 was paid. The cops returned to the factory to purchase the carbine and the moment it was handed over to them, Sharma was nabbed.