The M4A1 is the default Assault Rifle for usage by the SAS. The M4A1's rate of fire is 800RPM, making it very good to use in
CQC. It is unlocked at Level 4, making it a very good weapon for the recently prestiged members of the SAS. Stopping power is
reccommended, but not needed. This weapon is best used with all perks, as it is a very versatile weapon. All attachments are
Valid for use on this weapon. However, useage of the Thermal Scope is NOT advised, due to the recoil and automatic nature
of the M4A1.