
Originally Posted by
patrick0525
Rainier-Arms just got back to me.
There are two uppers and the same one lower.
#1 Rainier-Arms 16" mid-length gas with port size =0.090 brass ejection at 4:00 [Woks great]
#2 Lilja 16" carbine-length gas with port size =0.080 brass ejection at 1:00 [Over-gas situation)
Does the observations make sense for #2 being over-gassed?
Based on the port sizes, barrel length, and gas system lengths, yes, it makes sense to me.
Joe Mamma
"Reliability above all else"
NRA Certified Pistol and Rifle Instructor, Life Member
Glock Certified Armorer
Beretta & Sig Sauer Certified Pistol Armorer
Colt Certified 1911 & AR-15/M16/M4 Law Enforcement Armorer
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