AR gas tube composition?

AR/M4 AR General Discussion

justin_247 February 13, 2010, 5:12am 1

What is the gas tube made out of?

Belmont31R February 13, 2010, 5:22am 2

Metal.

justin_247 February 13, 2010, 8:15am 3

Not to be a jerk, but duh! What kind of metal specifically? Is it aluminum?

DrBackJack February 13, 2010, 8:26am 4

stainless steel

MrCleanOK February 13, 2010, 8:35pm 5

Gas tube is stainless. Not sure which alloy.