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Erno86 · November 9, 2012, 04:20 PM

I get a little worried about the longevity of my S&W AR-15, gas tube, because I shoot corrosive 5.45X39 ammo. So far... when cleaning the rifle, I've been spraying inside the gas tube, with high pressure brake cleaner fluid; and letting it drain out. So far...no ill effects, on my gas tube.

November 9, 2012, 04:20 PM	#8
Erno86 Senior Member Join Date: September 22, 2012 Location: Marriottsville, Maryland Posts: 1,739	I get a little worried about the longevity of my S&W AR-15, gas tube, because I shoot corrosive 5.45X39 ammo. So far... when cleaning the rifle, I've been spraying inside the gas tube, with high pressure brake cleaner fluid; and letting it drain out. So far...no ill effects, on my gas tube.