Photos: The Best AR-15 Optics

 

Convert AR-15 Gas Pistons

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6x48

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Not only is the 6x48 big on a rifle, but it takes up so much rail estate there is no room for a back-up iron sight.

This photo gallery is an excerpt from the new Gun Digest Book of the AR-15, Vol. 4.

Recommended AR-15 resources for gun owners:

Gun Digest Book of the AR-15 Vol. 4New! – The Gun Digest Book of the AR-15 Vol. IV

The Gun Digest Book of the AR-15 Vol. III

The Gun Digest Book of the AR-15 Vol. II

The Gun Digest Book of the AR-15 Vol. I

Gunsmithing the AR-15, How to Maintain, Repair & Accessorize

New! The Gun Digest Buyer’s Guide to Tactical Rifles

Find more gun books, DVDs and downloads at gundigeststore.com.