AlphaOps Lower Parts Kit - Less Trigger Group + A2 Grip Do you have the trigger upgrade already to install? Just looking for a very re... Model : AO_LPK_LTG Manufacturer : Rock River Arms $49.95

RRA Rock River Arms 2.5lb NM 2-Stage Varmint Trigger LPK Lower Parts Kit + A2 Grip These 2-stage national match lower parts kits are one of the most reliable kit... Model : AR0120NM Manufacturer : Rock River Arms $159.95

RRA Rock River Arms Lower Parts Kit - Less Trigger Group + A2 Grip Product Description Mil-Spec Lower Parts Kit from Rock River Arms less trigge... Model : RR_LPK_LTG Manufacturer : Rock River Arms $49.95