A robber was arrested on Friday from Comilla in connection with looting of rifles from on duty Ansars at a factory near Jamaldi bus stand in Gazaria upazila on Wednesday morning.
The arrested was identified as Abdur Rashid, 35.
On secret information, police conducted a drive and arrested him from Daudkandi upazila of Comilla district.
Earlier, robbers looted two rifles and 10 rounds of bullet from two on duty Ansars at Square Electronics in the bus stand area on Wednesday morning.
One rifle was recovered on that day but after three days of the incident police could not recover the other looted rifle.