By Bob Owens
Shooting Scorpion Evo 3 S1 9mm Pistol from CZ-USA & Ranger 11b 9mm Suppressor from PTP Tactical. Hank shares his First Shooting Impressions of the now discontinued Evo 3 S1 (to make room for all new line of Scorpions from CZ) before modifying the gun. Using PTP’s New Thread Adapter for the Scorpions 18-1 Right Hand thread to Use a 5/8ths to 24 (5/8-24) thread and Fixed Barrel Piston.
Source:: Bearing Arms