Your Cart (0)
Custom made specifically for the HK416A5 ( 416A7/416F ) upper receiver. This barrel nut will not work on standard 416 or MR556 uppers.
- US made
- Titanium
- Fine thread for A5 uppers
- Silver/Machine Finish
- US Made
Custom made specifically for the HK416A5 ( 416A7/416F ) upper receiver. This barrel nut will not work on standard 416 or MR556 uppers.