Gun Maintenance at the User-Level

22 Oct 13 From a friend with a large agency on the East Coast: “Many departments don’t like their officers cleaning their own pistols and rifles. In one in particular, guns are periodically turned-over for ‘dip-tank cleaning.’ Guns are ‘dipped’ into a tank...

Gas-Adjustable Rifles

3 Oct 13 On many modern, gas-piston, gas-adjustable, military rifles, the ratio of gas that is vented to the outside, to that which goes directly into driving the piston, is adjustable. With powerful ammunition, a significant percentage of gas can thus be vented, as...

Gas-Adjustable, Military Rifles

1 Feb 13 At an Urban Rifle Course in South Florida earlier this week. I ran my XCR-M in 7.62×51 (308 Win) for two days, and several of my students were using gas-adjustable rifles as well. Some gas-piston rifles, like the ever-popular M1A, are not gas-adjustable,...