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UMP Caliber Conversion Kit
UMP Caliber Conversion Kit - $895
With this UMP Conversion kit UMP .45 ACP subguns can be converted to .40 S&W caliber. Demilled bolt carriers are available for USC/UMP conversion subguns. This is a simple drop in conversion. Conversion time is about 5 minutes.
UMP Caliber Conversion Kit - $895
In stock and ready to ship today.
UMP Caliber Conversion Kit - $895
With this UMP Conversion kit UMP .45 ACP subguns can be converted to .40 S&W caliber. Demilled bolt carriers are available for USC/UMP conversion subguns. This is a simple drop in conversion. Conversion time is about 5 minutes.
- German Barrel
- German UMP Bolt Carrier
- 30 round black polymer magazine
UMP Caliber Conversion Kit - $895
In stock and ready to ship today.
