Thanks to Strike-Hold for this. Frag Out magazine tests out select fire Polish MSBS-5.56K and MSBS-5.56B with a SureFire 60 rounder. The gun looks slick and seems to run smooth in this short video.
Thanks to Strike-Hold for this. Frag Out magazine tests out select fire Polish MSBS-5.56K and MSBS-5.56B with a SureFire 60 rounder. The gun looks slick and seems to run smooth in this short video.