YoDave CZ-457 Plus 10 Striker Spring Achieve more reliable ignition when you install this 10% stronger striker spring in your CZ-457 bolt. Refer to your CZ-457 manual for disassembly and replacement of the factory spring. If you are experiencing...

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...