A Special MPi-81 for an Infantry Fighting Vehicle
This guide details the installation and operation of the Steyr MPi-81 IFV Model, a specialized submachine gun designed for the Steyr/Saurer 4K 7FA infantry fighting vehicle. It covers mounting procedures, the use of its unique barrel locking lug, and the integration of accessories like a brass catcher. The guide also touches upon its dismounted functionality, highlighting its versatility.







