Description
HK UMP/USC (9mm) Semi Auto Bolt Carrier
The semi-auto bolt group is needed for HK USC to HK UMP caliber conversions. The full-auto bolt carrier will not work in HK USC rifles.
Specifications:
- Tungsten Filled
- Heat Treated
- Parkerized & polished
- Includes extractor
- Marked 9X19mm, just like the OEM carrier.
Additional Information
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FIREARM MODEL(S):
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, HK UMP
, HK USC
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CALIBER:
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9mm
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MATERIAL:
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Steel
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COLOR:
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Black
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ORIGIN:
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USA
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