A five month dust chamber test comparing the standard M4 carbine to three piston-driven challengers will begin in December. The outcome of this test could have long-term ramifications for the AR industry.

See more at Murdoc Online.

This entry was posted on Friday, September 21st, 2007 at 1:17 pm and is filed under Military, Rifles. You can follow any responses to this entry through the RSS 2.0 feed. Both comments and pings are currently closed.