@ Gordonko
For use ingame type the following console commands in the console:
i_giveitem g19
i_giveitem mp5n
i_giveitem m16

i_giveitem g19Reflex
i_giveitem g19Silencer
i_giveitem g19NormalAmmo
i_giveitem g19ExtendedAmmo
i_giveitem g19LAMFlashLight_wide
i_giveitem g19LAMFlashLight_narrow
i_giveitem g19LAM