AR-15 Parts List: What Do You Really Need?
Building AR-15s is often referred to as “Legos® for adults,” and while the general fit-and-create concept applies, there’s a lot more to successfully putting together a reliable firearm than making a Lego tower. When you realize how many parts it takes to build an AR-15—about 65 to 100, depending on configuration—it might seem overwhelming. Consider this your one-stop read to find out what individual components are necessary to build an AR-15.