The AR-STONER(TM) Complete Lower Parts Kit for the LR-308 platform is the perfect choice if you are looking to build your next custom LR-308. This kit provides all the mil-spec parts generally used in an LR-308 build. This Complete Lower Parts Kit is an economical way to get all the pieces needed for an LR-308 lower.Kit Includes:.308 Bolt Catch Screw.308 Front Pivot Pin.308 Take Down PinBolt CatchBolt Catch BufferBolt Catch SpringBuffer Retainer PinBuffer Retainer SpringDetent SelectorDetent SpringDisconnectorDisconnector SpringHammerHammer PinHammer SpringMagazine CatchMagazine Catch ButtonMagazine Catch SpringPistol GripPistol Grip Lock WasherPistol Grip ScrewSelectorSelector SpringTake Down DetentTriggerTrigger PinTrigger Spring FeaturesMil-Spec Lower PartsAllows for Customization Without Wasted PartsDependable Parts at an Unbeatable Price