Get this detailed Beretta Model 93R diagram today.
Beretta Model 93R is a selective–fire machine pistol.
The "R" stands for "Raffica", which means burst in Italian.
It was designed in the 1970's and meant for police and military use, offering extra firepower in a small package. It is perfect for concealed carrying purposes, such as VIP protection, or for close quarters fighting such as room–to–room searches.
A must read for any Beretta enthusiast.

