- Durable, robust 90° design prepared for strongest upgrades
 - Preserved safety function ( use original safety lever )
 - Adjustable trigger OVER-TRAVEL
 - DROP-IN installation
 - Optimized trigger pull ( around 0,5 lb )
 - Fits Ares MSR338 and MS700
 - Polished contact points to ensure smooth trigger pull
 
List of new things in v.2:
- new springs/system for piston catch sear returning
- the spring guide stopper is stabilized against side movement by washers
- different shape of connecting sheet metal
- heat treated will be only the piston sear
List of new things in v.3:
- the spring guide stopper is stabilized against side movement by special axels
- steel piston catch and spring guide stopper
Package includes :
- S-trigger MSR v.3
 - Two screws for mounting to the receiver
 - One screw and brass cylinder for the safety lever install