So I am looking into buying or building my first AR-15, and I hope to eventually use it for competition. I have very little experience with firing the AR-15, but I have basic working knowledge of the rifle that I have gained through numerous visits to gun stores around town and lessons in ROTC. What would be the better course of action for me, buy an entry level rifle such as a Bushmaster and get used to the rifle's firing style and the .223 round, buying new parts as I go, or forego buying a rifle at all and just build a rifle myself? Also, if I was to build a rifle, what are some good parts that people know work well for their cost? Should I start with a stripped lower receiver or a fully built RRA lower? Thank you in advance for any help you can give me.
-Mirror
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