These are new and heat treated they come with a three lug tip and 1/2x28 thread with a thread cap.

These are new and heat treated they come with a three lug tip and 1/2x28 thread with a thread cap, the beauty of this tips is this. You DONT have to remove your barrel, you dont have to sent your gun to a gunsmith to pencil trim your barrel to make this work with you GSG5 Pistol or Carbine WIIL NOT WORK on GSG5PK without mods. It also has indexing marks to secure tip, barrel has
to be cut back some and recrown.