JARD Gen III Trigger for the CZ 457 This new Generation III trigger takes the CZ 457 Trigger up into a new level of refinement. Three models come Drop-In Ready for match grade trigger pulls of 3-6 oz, 7-10 oz, and 11-12 oz. Each model is screw adjustable...

YoDave CZ-457 Trigger Spring Kit  With this kit, you can reduce the CZ-457 trigger pull to approximately half of what the factory spring will adjust down to. Used in conjunction with the sear adjustment screw located on the front of the trigger...