The Special Boat Service (SBS) is the special forces unit of the Royal Navy. Together with the Special Air Service, Special Reconnaissance Regiment and the Special Forces Support Group, they're form the United Kingdom Special Forces and come under joint control of the same Director Special Forces.
Their missions and other responsibilities is very similar to the SAS which is also a character here in Crossfire.
- SBS Black List Model looks quite similar to GR models at distance because they have almost the same uniform color. This gives a small advantage to SBS owners as opponents may sometimes mistake them for teammates, thus making them easy target.