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TR-1 Upgrade Hammer Spring and Firing Pin Spring Kit | CZ Shadow 1/2


Competition spring kit designed with the input from top sport shooters in Europe. Ideal for competitive shooting, these springs reduce trigger pull weight and improve overall shooting performance.

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Hammer Spring Weight



Package Contains:
  • TR-1 Competition Hammer Spring x 1
  • TR-1 Soft Firing Pin Spring x 1
Compatible with:
  • CZ 75
  • CZ Shadow SP01
  • CZ Shadow 2
  • CZ Tactical Sport/ TS2
  • CZ Czechmate
  • Springs are part of the wearing parts of your weapon
  • Any modification to your weapon will void its warranty
  • Any change of part on your weapon must be carried out by a qualified gunsmith


Designed and made in Italy.

Additional information



Hammer Spring Weight

11lbs, 12lbs


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