ATI GSG 1911 Silencer Adaptor - 1/2x28

Allows GSG 191& GSG FireFly to be equipped with thread adapter. One end screws onto the metric M9x75mm threaded barrel of the firearm. The other accepts standard 1/2-28 threaded silencers. Compatible With GSG922/GSG-522PK. May Not Fit All Suppressors. Does Not Come With a Thread Protector.