There was a heavy police presence in Bay Ridge Sunday after calls were made about a suspicious device.
The incident happened at the intersection of 71st Street and Narrows Avenue around 7 p.m.
Police tell News 12 that somebody who used to live at that location forgot he had antique grenades.
The NYPD Bomb Squad responded and found them to be non-hazardous.
They safely removed them from the scene.
No injuries were reported.