AR-STONER(TM) is now offering replacement components for the AR-15 that are made to strict military specifications. These high quality components will provide excellent fit and reliable function in your AR series platforms. These AR-STONER(TM) parts are perfect for upgrading existing components or replacing worn or broken parts. Don't waste your time or money on unreliable AR parts, grab a few of the AR-STONER(TM) upper parts today!Note: This kit comes in a plastic bag with a layer of protective oil. The e-clip tends to stick to larger parts like the ejection port cover and is easily overlooked. Be sure to check parts thoroughly for separation before installing. FeaturesMil-spec partsGreat for new builds or replacing worn partsDependable parts at an incredible priceAssembly Includes(1) Forward Assist(1) Forward Assist Spring(1) Forward Assist Roll Pin(1) Ejection Port Cover(1) Ejection Port Cover Spring(1) Ejection Port Cover Pin(1) Ejection Port Cover Snap Ring