03-08-2017, 05:35 PM
A shorter barrel of the same profile/diameter will have more stiffness, resulting in less whip, but it also narrows down the accuracy nodes for Optimal Barrel Time/longitudinal shock wave.
The 6mm PPC guys did a lot of testing in a large warehouse in Texas back in the day, with a huge bench made from concrete or steel, and found that 21.75" was the optimal barrel length for accuracy with that cartridge for some reason.
The 6mm PPC guys did a lot of testing in a large warehouse in Texas back in the day, with a huge bench made from concrete or steel, and found that 21.75" was the optimal barrel length for accuracy with that cartridge for some reason.
NRA Basic, Pistol, Rifle, Shotgun, RSO
CCW, CQM, DM, Long Range Rifle Instructor
6.5 Grendel Reloading Handbooks & chamber brushes can be found here:
www.AR15buildbox.com
CCW, CQM, DM, Long Range Rifle Instructor
6.5 Grendel Reloading Handbooks & chamber brushes can be found here:
www.AR15buildbox.com