With the unfortunate news of Anderson Manufacuring closing its doors, we will not be able to warranty or exchange any items directly through them. These items are not returnable. The Anderson Manufacturing AM-15 Complete Lower Receiver is a precision-crafted AR-15 lower receiver that is made in America. It is forged from 7075-T6 aluminum and machined to Mil-Spec dimensions for a reliable and accurate build. This complete lower receiver is multi-caliber marked for use with a variety of AR-15 calibers, from 5.56 to .300 Blackout and more. It is finished with Anderson Manufacturing's Mil-Spec components for a classic look and reliable performance.The AM-15 complete lower receiver features an A2 pistol grip, M4 style collapsible carbine stock, and open ear with Mil-Spec trigger guard. It is type III black hardcoat anodized and comes with Anderson's Lower Parts Kit. Get started on your AR-15 build today with Anderson Manufacturing's reliable and affordable complete lower receiver.Features:Forged 7075-T6 aluminumCNC machined to Mil-Spec dimensionsType III black hardcoat anodizedAnderson Lower Parts KitA2 pistol gripM4-style carbine stockOpen ear with Mil-Spec trigger guardAnderson Manufacturing is dedicated to providing quality American-made products at an affordable price. All products are backed by a limited lifetime warranty. With the latest computerized manufacturing techniques, Anderson Manufacturing can provide precision rifles, pistols, and parts that you can depend on.