Posted October 3, 2018 10:00 am by Comments

By Andrew

Glock 20SF muzzle blast while firing Underwood 220 gr coated hard cast.

We put the 10mm Glock models 29 and 20 against each other head to head to compare velocity from the two barrels in this video and we also fired 10mm Underwood 220 grain hard cast and 10mm Lehigh 140 grain Extreme Penetrator into a long row of ballistic gel blocks to find out which is […]

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The post G20SF vs G29SF: How Much Difference Does Barrel Length Make? appeared first on The Firearm Blog.

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Source:: The Firearm Blog

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