The OP's question was in regard to a pistol that comes from the factory with a red dot sight attached.rm9792 wrote: Mon Jul 12, 2021 8:34 pm It could not be sighted in already. Manufacturere has no idea of caliber, barrel length, rifle, pistol, carbine, etc. Then there is the sighting distance...You might get lucky and it works first time.
The only unknown in that case is the sighting distance.