Features:TriggerTrigger SpringTrigger/Hammer Pin (2)HammerHammer SpringDisconnectorDisconnector SpringSelectorSelector SpringDetent SelectorBolt CatchBolt Catch SpringBolt Catch ButtonBolt Catch Roll PinFront Pivot PinRear Take Down PinTake Down Detent (2)Take Down Detent Spring (2)Magazine Catch SpringMagazine Catch ButtonMagazine CatchTriggerguardTriggerguard Roll PinBuffer Retainer PinBuffer Retainer SpringPistol GripPistol Grip ScrewPistol Grip Lock Washer