Lower Build Combos

 AR-9 6 Position Mil Spec Carbine Buffer Tube KitAR SOPMOD Carbine Stock - Mil SpecFits .223/5.56 Mil-spec Sized stocksMil-Spec 6-Postion Receiver TubePrecision Machined from 6061/T6 Aircraft Grade Aluminum7 oz. Buffer AssemblyCarbine Action SpringSteel End PlateStee..

Collapsible Carbine Stock | Mil-Spec:Material: Molded from Reinforced Plastic CompositeFinish: Matte BlackDesigned for Mil-Spec 6-Position Buffer TubesMetal Sling Loop/Attachment installed AR-9 6 Position Mil-Spec Carbine Buffer Tube Kit:Stock Buffer Tube -Mil-Spec ..

Includes:Pistol Buffer TubeBuffer Castle NutBuffer 7.0ozStock Buffer End PlateCarbine Length Buffer SpringPistol Stock Buffer Tube Foam Pad Cover-ShortShockwave Blade..