Looking for a 10 round magazine extension for your Mosin Nagant rifle? Howling Raven has one available soon, they posted a sneak peak of their prototype a while back and it looked pretty promising. Check out the video of it in action below, it looks pretty cool. They’re still working on producing them but they should be available for sale pretty soon, stay tuned we’ll keep you updated when they’re released. Check out www.howlingraven.com for more info.