CZ Custom CZ 75 Fat Ghost Hammer 0.315in. Also used for SA only guns. When used with SA only guns do NOT use the DA parts. Greatly reduces sear creep lightens and smooths the single action trigger. Use in conjunction with light main spring (13lb) for smoother lighter DA trigger pull. CZ Custom suggests that the hammer be fitted by a competent gunsmith. The safety or sear may need to be fitted after installation of the hammer. Hammer is designed for safety model CZ pistols. Can be modified to work with decocker pistol. Important Note on Hammer Width. Standard CZ 75 Slides have a slide hammer notch width of 0.28in using a hammer width of 0.234in. CZ 75 SP01 Shadow Tactical Sport and CZ 75 Shadow have a slide hammer notch width of 0.355in using a hammer width of 0.315in. Check your slide notch width before ordering. Specifications for CZ Custom CZ 75 Fat Ghost Hammer: Manufacturer: CZ Custom Gun Make: CZ Gun Model: CZ A01 CZ Shadow 2 CZ 75 B SA CZ 75 Tactical Sport CZ 75 SP-01 CZ 75 Width: 0.315 in Gun Type: Pistol Package Contents: CZ Custom CZ 75 Fat Ghost Hammer What firearm models does the manufacturer say CZ Custom CZ 75 Fat Ghost Hammer is compatible with? The manufacturer says that CZ Custom CZ 75 Fat Ghost Hammer is compatible with CZ 75 CZ 75 SP-01 CZ 75 Tactical Sport CZ 75 B SA CZ Shadow 2 CZ A01CZ Custom 10439: CZ 75 Fat Ghost Hammer 0.315in