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pestobanana · June 8th, 2017, 11:46

Both tubes are threaded the same and fit in the same receivers. Mil-Spec threading protrudes while commercial threading is cut out. Because of this, mil-spec tubes have a smaller diametre than commercial tubes, affecting stock fitment.

June 8th, 2017, 11:46	#7
pestobanana Squid Porn Superstar, I love the tentacles! Trader rating Join Date: Nov 2008 Location: Richmond Hill and Waterloo, Ontario	Both tubes are threaded the same and fit in the same receivers. Mil-Spec threading protrudes while commercial threading is cut out. Because of this, mil-spec tubes have a smaller diametre than commercial tubes, affecting stock fitment.