SOG Specialty Knives & Tools Aegis At - Indigo + Acid SOG

SOG Specialty Knives & Tools Aegis At - Indigo + Acid SOG. The First Non-locking Aegis A.A. knife Comes In A Two-pack Upgrade Kit Featuring The Latest In Addition To The Already Ridiculously Strong And Varied Aegis- The Alpha And The Flagship Of The A.A. Series. The A.A. features SOG Assisted Technology (S.A.T.) That Employs A Piston Lock That Is Friction Locked For Safety. A Piston Lock Is Also Used On The Aegis A.A. But Because It Is Friction Locked It Operates On A Single-sided Spring That Is