October 4, 2023
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  • [ May 31, 2023 ] The A-Team Mini-14? Customizing a Ruger Mini-14 A-Team
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  • [ January 8, 2023 ] IDF Modernized M24 SWS Review 308 Winchester
  • [ November 26, 2022 ] M24 Accuracy with M80 Ball Ammunition? 308 Winchester
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concentricity gauge

7.62x39

Ammunition concentricity and accuracy: Testing the effect of run-out on precision

February 8, 2016 Bill Marr 0

What is cartridge concentricity?  Cartridge concentricity is how straight a cartridge is along it’s center axis.  The straighter the round, the lower the concentricity. Ammunition concentricity is measured using a method called Total Indicator Runout (T.I.R.)- sometimes […]

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Remington Model Seven Actions are available!

Gunsmithing
November 21, 2014 0

Mosin Nagant Bolt Handle Modification

Gunsmithing
June 28, 2020 0

Accuracy International AICS-AX 2.0 Chassis System Review: Initial Thoughts

Accessories
December 20, 2013 0

Remington 870 Tritium Rifle Sight Installation

Accessories
September 22, 2012 0

Machining a Glock slide for a Trijicon RMR cut

Glock
July 30, 2015 0
223 Remington/ 5.56mm NATO barrel length and velocity: 26 inches to 6 inches
6.5 Creedmoor- Effect of Barrel Length on Velocity: Cutting up a Creedmoor!
308 Winchester / 7.62x51mm NATO: Barrel Length versus Velocity (28" to 16.5")
Budget precision rifle: Customizing the Savage Axis
6.5 Creedmoor- Effects of Barrel Length on Velocity 2019
7.62x39 mm Russian: Effect of barrel length on muzzle velocity
Remington 700 ADL Review
223 Ackley Improved (223AI) loads and review: A better 223?
308 Winchester/ 7.62x51mm NATO Short barrel length and velocity- A six inch 308 bolt gun?
Building a Custom Ruger American Rifle

Ruger Precision Rifle (RPR) Review (GEN III) 6.5 Creedmoor

Building a Custom 308 Precision Chassis Rifle- PART 1, Barrel removal, action blueprinting

5 Quick Tips for Applying Cerakote to Firearms

Custom Remington 700 6.5×47 Lapua Build


 

 

 

 

 

Advice for the amateur gunsmith

August 16, 2013 0

My bolt won’t close! Troubleshooting seized ejectors

November 24, 2019 0

Tuffy Security Products Heavy Duty Truck Bed Security Drawer Review

December 16, 2021 0

Remington 870 Tritium Rifle Sight Installation

September 22, 2012 0

308 Winchester 175 Sierra MatchKing Ladder Test with Varget and IMR 4064

February 6, 2015 0

Troubleshooting a .308 rifle

October 12, 2014 0

Add a detachable magazine to your Remington 700 by installing Surgeon bottom metal

September 20, 2013 0

Installing Novak sights on a PPK /PPK CLONE

May 19, 2019 0

Custom Cut Down Over and Under Shotgun

July 30, 2020 0

Vais Muzzle Brake Installation

April 2, 2014 0

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