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The CZ 97B is a discontinued (as of ~2021) .45 ACP, DA/SA, all-steel pistol, essentially a large-frame version of the CZ 75 B, designed for high accuracy and recoil management. Key specs include a 10+1 capacity, 4.8-inch barrel, approx. 41-ounce weight, manual safety, and a loaded chamber indicator, often featuring thin aluminum grips. 
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Key CZ 97B Specifications
Caliber: .45 ACP
Capacity: 10+1 Rounds
Action: DA/SA (Double Action/Single Action)
Barrel Length: 4.65 - 4.8 inches (varies by source/measure)
Overall Length: 8.3 inches
Weight (Empty): Approx. 41.3 oz (2.4 - 2.6 lbs)
Frame Material: Steel
Grips: Aluminum (newer) or Wood
Sights: Fixed (fiber optic front on later models)
Safety: Manual Safety, Firing Pin Safety, Loaded Chamber Indicator 
Features & Performance
Construction: All-steel construction with a screw-in barrel bushing, which helps improve accuracy.
Ergonomics: Similar to the CZ 75 but with a significantly larger grip circumference to accommodate the .45 ACP cartridge.
Controls: Standard manual safety; no decocker (unlike the similar 97 BD).
Status: Discontinued around 2021.