H&K HK MR556/HK416 FFRS Retaining Spring

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SKU:
HKP-02617
Firearm Model:
HK MR556
Firearm Model:
HK MR762
Firearm Model:
HK 416
Firearm Model:
HK 417
Caliber:
5.56 / .223 / 7.62x51 / .308
Color:
Other
Material:
Steel
MPN:
50233186
The Retainer Spring Retains The Hanguard Locking Pin on the Free Floating Rail System (FFRS). These can easily become damaged with removal of the handguard screws. Once the spring is damaged they have to be replaced and cannot easily be made to work once damaged.
  • MR556
  • MR762
  • HK 416
  • HK 417

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