LWRC International REPR Side Charge MKII 308Win/7.62 Semi Auto AR10 Rifle, BlackCA Complaint (Juggernaut Tactical rear takedown pin)Type: Rapid Engagement PrecisionSeries/Collection: REPR Side Charge, MKIIAction: Semi-AutomaticStock Type: Magpul UBR AdjustableTrigger Type: 2-Stage PrecisionMuzzle Type: Ultra Muzzle BrakeMagazine Capacity: 10+1Caliber/Gauge: 308 Winchester/7.62x51mm NATOTwist Rate: 1:10Orientation: RightSafety: Safety Selector SwitchSight: SkirmishBarrel Material: Cold Hammer ForgedStock Material: PolymerStock Finish: BlackBarrel Length: 16.1Overall Length: 37-1/2 to 41Weight: 9 lbBarrel Type: Spiral FlutedOperating System: Short-Stroke Gas PistonThread Size: 5/8-24Feature:LWRCI tunable gas blockPatented LWRCI short-stroke gas piston system offers unparalleled reliability and easy maintenanceMonoforge upper receiver with integrated rail-base is stronger than the standard-pattern upperBlack nitride treated LWRCI heavy-profile barrel is precisely torqued in our factory to a consistent torque settingCold hammer forged 1:10 twist stabilizes a wide range of bullet typesGEISSELE SSA-E 2-stage precision triggerLWRCI ambidextrous rear charging handleLWRCI SKIRMISH back up iron sightsULTRA muzzle brakeMagpul MOE(+) gripMagpul PRS adjustable stockCapable of Sub-MOA accuracy