Description
Ergo AR-15 Castle Nut For Buffer Tubes - US Made
Steel Castle-nut for AR buffer tubes fits both mil-spec and commercial buffer tubes alike.
Compatible With:
- HK MR556 & 416
- AR-15 style platforms
Compatiblity
Origin: |
USA |
Firearm Model: |
HK416 |
Firearm Model: |
HK MR556 |
Firearm Model: |
AR-15 |
Caliber: |
5.56 / .223 |
Color: |
Black |
Material: |
Aluminum |
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