The AR-15 is so great because you can build and customize it...

The AR-15 is so great because you can build and customize it yourself, there are a host sites where you can easily find cheap AR parts to buy and they have all sorts of accessories to go with it, like adjustable AR triggers and various kinds of reloading equipment for sale, go on YouTube, you’ll find many videos showing you how to build your own and various groups on Reddit where you can get in touch with other enthusiasts to ask questions and share pictures and information.
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