How to install an accessory rail system on an AR-15 rifle

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Follow some expert gunsmiths at Brownells as they walk you through simple procedures for customizing, repairing, and maintaining your firearms. This weapons video tutorial will teach you how to install an accessory rail system on an AR-15 rifle.

The AR-15 is one of the most adaptable rifle platforms in history, and building one is easier than you think. Brownells has produced video instructions on how to change and install a two-piece four rail handguard with Picatinny rails on an AR15/M16. Accessory rails are handy for scopes or night vision sights or whatever. It's one of the simplest things to do, but it might be a little tough to get the rails out of the AR-15 without a tool.