The Specialist Firearms Command (SCO19) is the guns unit of the Metropolitan Police Service. They are responsible for responding with guns if needed, helping the rest of the service which are not usually armed.
They are full-time units whose members do not do any other duties. Sometimes, they have been referred to as the "blue berets", as they used to wear these. Today they are more likely to wear either blue baseball caps or special fighting helmets.
As of April 2019, the following guns are used by the Specialist Firearms Command:
The Unit is still known as SCO19 Specialist Firearms Command.