Shop-Made Mini-14 Gas Block Wrench

Working on the Ruger Mini-14 gas block should not be part of routine maintenance, however, when that time comes you need a plan, and perhaps a special tool, to make the job go smoothly.

by John Baxter
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Assessing Barrel Wear, Part One

While more like reading tea leaves than hard science, there are clues in determining barrel wear.

by Joe Carlos
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Reshaping Too Large Cheek Pieces

How to create a better looking rifle stock, whether it’s a two piece or standard.

by Dominick Pisano
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Building The 90 Grain AR-15, Part Three

An overview of projectiles and loads for heavy bullet .223/5.56 AR-15s.

by Joe Carlos
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Precision Barrel Fitting, Part Three

Why squaring the receiver face is mandatory before joining it to a barrel.

by Chick Blood
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Old Technology, Stale Designs, Part One

An editorial by Paul Mazan.
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