The magazine is compatible with your bersa thunder.
Caliber: 22 LR
Capacity: 10rd
Model: Thunder
Material: Steel
Model Fit: Thunder
Brand Fit: Bersa
Capacity: 10
Caliber: 22 LR
Capacity: 10rd
Model: Thunder
Material: Steel
Model Fit: Thunder
Brand Fit: Bersa
Capacity: 10