Sig Sauer GSG .22LR 1911 Thread adapter and protector
Made from steel Black oxide finish 1/2 28 right hand threads, Utilizes factory wrench perfectly gauged threads for a nonexistent chance of any type of failure due to poor craftsmanship, In the case you ever over tighten your fake suppressor the wrench flats are placed on the outside of the adaptor where they should be to remove it if becomes stuck
