Steyr AUG Ambidextrous Upgrade Stock

German inventor TroubleShooterBerlin has completed version 2.0 of his Steyr AUG Ambidextrous Upgrade Stock. He has been working on this stock for years. Getting hold of a fully automatic Steyr AUG has half the problem, but he finally managed to obtain permission to use one earlier this year.

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If you have any questions I am sure TroubleShooterBerlin will answer them in the comments below.