AR-15 Overstock manufactures and retails a versatile selection of AR-10 parts, upper assemblies, lowers, as well as complete AR-10 rifles & pistols. All AR-15 Overstock AR-10 upper assemblies, rifles, and pistols are custom built to order enabling us to provide you with the best prices you will find anywhere. Purchase with confidence ? the quality of all our AR-10 parts are backed by a solid Lifetime Warranty ? if any AR-15 Overstock product becomes defective, we will repair or replace it at no charge. Get your AR-10 parts & components at AR-15 Overstock!