Rosco Manufacturing's "Bloodline" series is our hardest working category. Whether you are an occasional builder, tactical shooter, or Law Enforcement Officer we have a product that will fit your needs. All our Bloodline accessories are designed to take the abuse from unconventional wear and tear that our customer may need to inflict on their platforms. This is the only way that we can make sure that we are producing a product that will perform time after time under the most austere of conditions. We are setting out to re-define the rules and we plan on letting our work do the talking...Complete your build with this traditional Government style phosphate Fire Control Group.Rosco Mil-Spec Trigger/Hammer includes:TriggerHammerDisconnectHammer springTrigger springDisconnect springHammer pinTrigger pin