Pertaining to Glock Pistol Barrels

“I shot both Glocks for accuracy at 25 yards….The standard Glock shot groups measuring 3.3″ to 4.6″….the one with the Jarvis barrel shot the best group of 1.3″. If my results with these two pistols are anything to go by, a Jarvis barrel is worth considering if you want to get more accuracy out of your pistol or shoot lead bullets.” Handguns Maga...
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Beretta Custom Pistols

“Bill Jarvis had fitted this 92 with one of his match barrels in 6-inch length, which was then Magna Ported on its outside inch…and enhanced with the same action Jarvis gave to famed LAPD national champion John Pride, this gun perked 100% and never let me miss a shot…I keep it by my bed at home.” Massad Avoob Handguns “Bill Jarvis can make a ...
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