Anyone used Black Arc ammunition MK262 clone?

[Adam Gibbs]

I know it's not really a hunting round, but we have some major gear geeks around here so maybe someone has played with this load. They have a MK262 load that uses some kind of different case that allows the bullet to be pushed out pretty quickly. Their 18" test barrel claims a 77gr SMK moves at 2920 fps.

Has anyone got the chance to mess with some of this ammo and see if those velocity numbers hold true? Would be pretty cool if we could get them to use the same case tech to load TMKs faster than normal.

Here's a link to their page

NAS3 262 ALPHA™ 50CT

The 262 ALPHA™ is our premium match grade 5.56 ammo using the latest technology in case design, The NAS3 paired with the legendary 77gr Serria Match King projectile. This is the ultimate package in leading performance in velocity, lower standard deviations, and weight reduction. Primarily...

blackarcmunitions.com

 

[Formidilosus]

I have not shot that ammunition, but the NAS3 cases are a dual material- nickel allow and aluminum generally. Thats how they are getting higher pressure.