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- 21% -
- 18%
Description
Sprinco USA AR-15/M4 Enhanced Hammer Spring is a meticulously crafted wire spring
Features:
- MIL-W-13855 Applies
- 17-7 PH Stainless Steel
- Precipitation Heat Treated and Stress Relieved
- Passivated Moly Plated finish
- Cryogenic Processes