300 blackout

Blackening Blackout Brass by Kirk Lawson I got a bug to try do something to differentiate my 300 AAC Blackout ammunition so that it was visibly distinct from 5.56 cartridges. I'm certainly not the first, and there have been many others before. The solution which eventually caught my fancy was...

Rambling Thoughts on Cartridges for the Modern Sporting Rifle By Greg Ritchie [.22 Nosler (left) - .223 Remington (right); Photograph under Creative Commons] I have had a fairly long history with the AR style rifle, mostly negative. Starting with my USMC days. For reasons we will not discuss...