Nefarious Arms HK416A5 Adjustable Gas Block Review

Review of the Nefarious Arms NA5 adjustable gas block both unsuppressed and suppressed with a Sig Sauer SLH762 suppressor. Testing the adjustment screws, function, and discussing the gas block’s compatibility with older HK416 and MR556 rifles.

Timestamps
0:00 - Introduction
1:30 - Initial function test
4:25 - 150-round review
5:35 - Adjustment screw test introduction
7:07 - Adjustment screw installation
10:12 - First adjustment screw test
10:38 - Second adjustment screw test
10:56 - Third adjustment screw test
12:18 - Second suppressed test
13:44 - Gas venting test
17:44 - MR556A1 compatibility
19:35 - Conclusion

Links
Waffen Burk review: https://rumble.com/v36varg-unexpectedly-unimpressive-waffen-burk-hk-mr556-adjustable-gas-block.html