Description
HK UMP & USC - Left Side Hammer Spring For All Lowers
A high-wear item that needs to be changed when light firing pin strikes develop on your USC or UMP firearm.
Compatible With:
- HK UMP models 45, .40, & 9mm.
- USC .45 and other conversion models.
Additional Information
|
FIREARM MODEL(S):
|
, HK UMP
, HK USC
|
|
CALIBER:
|
.40 S&W / .45 ACP / 9mm
|
|
MATERIAL:
|
Steel
|
|
ORIGIN:
|
German
|
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