kolkata the probe into the alleged incident where crude bombs arms and ammunition were found stocked inside an auto in haridevpur on friday night threw up surprising results with police claiming on sunday that it was a result of business rivalry between two auto financing companies one company owner wanted to plant these bombs and weapons to fix up the other financier that is why they left these items near the office of their rivals said an officer from behala police division cops have arrested four persons in this regardthe main accused bhairab bose owner of an auto company bhairab enterprise was arrested along with his aides sonu alias babloo swapan mitra and ajit they had planted bombs and weapon in front of the office of biswajit biswas owner of bholanath enterprise biswas had recently seized three autos emi defaulters and kept them near his office the accused believed they could frame biswas and such illegal activities reported from inside the auto would lead police to arrest him said an officerthe haridevpur police stated that the planting of these items was carried at least six days ago on april 18 at 335 am it was the swapan and babloo who had come in the wee hours on a bike to keep the items when no one noticed the bombs and weapon it was swapan who called up haridevpur police on the evening of april 22 and informed them about the items being placed inside the auto study of cctv footage led cops to the two men and their bike we used our source and nabbed the two men who planted the bombs and weapon and they in turn led us to bose said an investigating officer