May 13, 2011 · Criterion barrels are great and more accurate then a USGI barrel. I'd pick a criterion barrel and sell off the USGI barrel. The chrome lining job on the old USGI barrels was not that great. …

Jul 6, 2013 · USGI means it was designed, built, tested, accepted, and given or assigned a government stock number. Mil Spec is a reference that has been used to mean the above or a company or …

Jun 16, 2023 · So I’m thinking of converting a few M1As with Springfield Armory parts to USGI parts, mainly triggers and op rods, and probably barrels and bolts as well. Maybe also the stock to a GI …

Apr 1, 2014 · USGI Sling types for M14 and M16 rifles Jump to Latest 21K views 16 replies 12 participants last post by Gen Jack Ripper Jan 30, 2017 DaMoose Discussion starter

Jul 25, 2024 · M14 USGI Magzine ID 1 reading Jump to Latest 1.9K views 32 replies 10 participants last post by Phil “Murphy” McGrath Jul 27, 2024

Mar 21, 2024 · USGI Fiberglass stock history. Jump to Latest 2.5K views 8 replies 6 participants last post by KurtC Mar 22, 2024 T

Feb 1, 2005 · On a seperate thread, I discussed how both a friend and I have recently received USGI flash suppressors to replace under warranty the repro SA Inc models that cracked on us late last …

Jan 22, 2009 · Greetings, thought I'd see if anyone knew much about the differences since I'm having trouble getting info anywhere. I have purchased a few cheap surplus slings from my local Army/Navy …

May 25, 2024 · The other thing you get with USGI parts is the goverment is the purchaser, and they are very wasteful in their requirements (I'm an engineer whos worked for many US Govt suppliers). A …

Jul 8, 2025 · I'm new here, and I know this must have been asked a thousand times before, but my search-fu is weak. I'm almost done with a mostly USGI standard issue rifle, but would consider …