Welcome to the world of the AR-15!

Without a doubt, the AR-15 and AR-10 rifles are two of Americas most popular semi-auto long guns. Every day, new shooters are exploring these durable, reliable, and accurate rifles and finding new and fun ways to use them. Now, in the Gun Digest Shooters Guide to the AR-15, author Richard Mann examines what has truly become the most versatile rifle in America.

Inside youll find:

• Gas impingement vs. piston systems--which ones right for you?
• Competition, security and hunting--how the AR does it all.
• Optics and sights, uppers and lowers, handguards and stocks.
• A full breakdown of AR-15 and AR-10 cartridges.
• Plus how to build your own AR and much, much more!