Officers were called to Clematis Close this morning (credit: Jake Hemsworth)
But when officers arrived in Clematis Close, they discovered the male was actually in possession of a number of air weapons.
Worried neighbours called 999 at around 9.30am today after seeing the firearm.
Armed officers swooped in and spoke with the man.
A police helicopter was also seen hovering over Harold Hill while the incident was investigated.
A Met police spokesperson told Time 107.5 that no offences were noted.
Tags: Havering, Harold Hill