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Polymer80 with 6/L/C rifling

Started by kgarrison, December 05, 2022, 07:00:47 PM

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kgarrison

Just a quick FYI post.


Received a 9mm Luger caliber Polymer80 pistol with six conventional grooves with a left twist, just in time for your next GRC report.


Unfortunately, the barrel has no markings, so I am not sure which company manufactures the barrel.
Kirk Garrison
Firearms and Toolmarks
San Bernardino County Sheriff's Dept.
Scientific Investigations Division
kgarrison@sbcsd.org