Tag Archive: Practical PTS M4 High Cycle Upgrade 2014 Edition

Sep 20

Practical PTS M4 High Cycle Upgrade 2014 Edition

Practical PTS M4 High Cycle Upgrade 2014 Edition This training book has been developed from the ground up for beginners who know little about PTS Airsoft ERG technology. As part of our Airsoft Technology Self-Paced Training Series, this book gives an introduction to the basic PTS ERG architecture. The primary goal of this book is …

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