We shoot Hornady .357 Sig 135gr Critical Duty ammunition from a Glock 22 with a Storm Lake 4.25″ barrel into Clearballistics ballistic gel to measure velocity, penetration, expansion/fragmentation, and retained weight. Buy it at Ventura Munitions.
Guns in this video:
Glock 22 w/ Storm Lake .357 Sig barrel
Andrew is a combat veteran of OEF and has performed hundreds of ballistic tests for his YouTube channel, The Chopping Block (https://www.youtube.com/user/chopinbloc). He is an avid firearm collector and competitor and lives with his family in Arizona. If you have any questions, you may email him at choppingblocktests@gmail.com