RIA 40 (Series)

The RIA 40 s are basically LMG versions of the RIA 20s.
 * RIA 40: Standard-issue model. Equivalent to the RIA 20 DSC.
 * RIA T40: Very powerful thermal variant. Equivalent to the RIA 20 Striker.
 * RIA 45 Para: Lighter, shorter-barrelled version. Equivalent to the RIA 20 Para.