Patrick Sweeney

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Patrick Sweeney is the author of many of Gun Digest books' best-selling titles, including Gun Digest Book of the 1911, Vols. I & II; Gun Digest Big Fat Book of the .45 ACP, Gun Digest Book of the AR-15, Gun Digest Book of the AK and SKS, Gun Digest Book of the Glock and Gunsmithing: Pistols and Revolvers, among other titles. A master gunsmith, Patrick is also Handguns Editor for Guns & Ammo magazine.

AR-15: Direct Impingement Vs Gas Piston

Direct impingement vs gas piston, which gets the most out of your AR-15?

A History of AR Cartridges

The original caliber for the AR-15 wasn’t the.223/5.56, it was a slightly smaller cartridge. The .222 Special delivered the kind of performance that the designers wanted, which was basically a 50-grain bullet at under 3,000 feet per second.

AR-15 Disassembly: Getting It Apart

Learn AR-15 disassembly - how to field-strip and completely disassemble your AR and get it all back together again - for routine and advanced cleaning, maintenance and repair.

7 Slang Tactical Gear Terms from the Lighter Side

The world of tactical gear is a serious one, but it's not without a sense of gallows humor. Here are seven terms from the lighter shade of black.

Debunked: 3 Reasons the AR-15 Isn't Reliable

The AR-15 isn’t reliable. Just ask the critics. They'll often site three reasons why the AR-15 isn't reliable. They're debunked here. 1) The AR-15 Gas...

Gun Photos: Brutal AR-15 Torture Test

Patrick Sweeney performs a variety of AR-15 tactical gun tests. Can any of them stand up to this brutal AR-15 torture test? Let’s be clear...

Gun Photos: 20 HOT AR-15s

Here are 20 photos of HOT AR-15s from Patrick Sweeney's Gun Digest Book of the AR-15, Vol. III. Who says ARs are ugly?

AR-15 Review: Rock River Arms Elite Operator

The Rock River Arms Elite Operator is a tele-stocked carbine in 5.56. The stock is a close-appearing copy of the mondo-expensive SOPMOD stock that your tax dollars buy by the truckload.