CZ Shadow 2, CZ 75 SP-01 Shadow red dot mount universal | type V1 cz p-09 you shall use the shorter

you shall use the shorter spring if you also use indicator [people use most often]

If that is the case

Sight set with full adjustability

a small number of Scorpion EVO models may have a slightly narrower guide channel from the factory than is standard

original Ascalon product

CZ Shadow 2, CZ 75 SP-01 Shadow red dot mount universal | type V1 cz p-09 you shall use the shorterRed dot mount for installation of red dots with compatible footprints. Red dot mount works as a replacement of a rear sight in the dovetail cut. Full list of compatible red dots and CZ models is below. Specification original Eemann Tech product made of aluminium made in Estonia screws included