Vltor A5 Buffer System (with H4) Testing

Testing the H4 Buffer on the Vltor A5 buffer systems with 223 and 556, suppressed and unsuppressed.

[@albertptran]

Nice test, shot h4 unsuppressed on my ar and it stopped cycling. H4 runs great with suppressor though

[@mghegotagun]

What was the .223 load? PMC bronze?

[@catalystactual6491]

Yep PMC bronze

[@youremployees]

What is the gas length of the rifle

[@catalystactual6491]

URGI 11.5, carbine length