The integrated ASAP System of the EVOLUTION silencers achieves complete reliability under the most demanding conditions. The ASAP System is a recoil boosting mechanism which ensures reliable pistol operation, allows for zero-shift adjustment, provides for modularity to support multiple weapons platforms, and aids in making the EVOLUTION the most efficient silencers in the world. Compact and light weight the EVOLUTION silencer preserves the balance and handling characteristics of the pistol, making full-time suppressor use a reality. The reduction of muzzle report eliminates the need for ear protection, preserves field communications, and masks the location of the shooter. For weapons with fixed, non-moving barrels, an accessory spacer is available to ensure reliable and safe operation.