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.

How To Choose The Right Suppressor

A suppressor is designed for the caliber it’s meant to handle. Find out how to choose the best suppressor, especially if you want to use it on more than one gun.

How Does A Suppressor Alter Accuracy?

Hanging nearly half to a full pound of metal off the muzzle of your gun is going to have an effect, but how exactly does a suppressor affect accuracy?

What is Headspace and Why Does It Matter?

Editor’s Note: This article is an excerpt from Gun smithing the AR-15: The Bench Manual by Patrick Sweeney. Learn how to check headspace and adjust headspace...

How To: AR-15 Assembly Tips

Editor’s Note: This article is an excerpt from Gunsmithing the AR-15: The Bench Manual, by Patrick Sweeney One of the most common questions that comes up in...

Muzzle Brakes and Flash Hiders: What’s the Difference?

Editor’s Note: This article is an excerpt from Gunsmithing the AR-15: The Bench Manual by Patrick Sweeney. Flash hiders and muzzle brakes (or compensators) are two types...

Gun Review: The IWI ACE Rifle

The IWI ACE is an evolution of an evolution, which was then further refined.

How To: Converting the AR-15 to Piston-Driven Operation

There are some solid benefits to converting the AR-15 to piston driven operation, but it can be a bit of an undertaking. Here's what you need to know.

How To: Pushing SKS Upgrades to the Limit

SKS Upgrades? It almost sound like an oxymoron. But here's what can be accomplished by a truly determined fan of the rugged cold war relic.