The Birth Of The .220 REDLINE

…being an avid predator hunter, I’ve gravitated toward ‘hotrod’ type cartridges… Maximum point blank range and terminal performance on critters are key elements for a ‘hotrod’ to improve upon, over factory available cartridges. Ideally, the performance gains should justify the extra time, effort & expense of wildcatting… What if I necked a SAUM case down to .224…

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How Concentricity Impacts Accuracy

…We typically refer to bullet imbalance in terms of CG offset.  CG (center of gravity) offset is where the center of gravity of the bullet is offset from the geometric axis or center line of the bullet.  With CG offset, we have an unnatural condition where the bullet is forced to rotate about the geometric axis or center of form while inside the barrel.  But a spinning projectile always wants to spin on its principal axis (center of gravity) when free to do so…

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.20 Dasher Mongrel Build Part 2

Anytime you are getting a barrel that has already been fit and chambered for another action, and especially when getting a barrel custom fitted to a modified action, there is absolutely no guarantee that the barrel is going to fit or headspace properly on your action. You don’t need to be a ‘smith or a machinist to safely install a barrel like this, but you do need to have a complete grasp and understanding of barrel fitting and headspace etc.

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.20 Dasher Mongrel Build Part 1

A heavy varmint taper, fluted, Hart barrel, 28” long, chambered in .20 Dasher by Greg Tannel.  Even though, I need another rifle like this one about like I need another hole in my head… I woke up one morning with no thoughts of needing or even wanting another rifle like this and went to bed that same night owning the barrel and making plans to use it…

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