Jan 29, 2024 · I'm probably leaning more E1, but they both look cool. Also, is it "clone correct" to see an E1 upper on an E2 lower? I only ask because (since I'm looking at PSA) they only have …

Dec 30, 2013 · From what I’ve gathered here, the E1 had some major accuracy and reliability issues. Is this something that can be fixed with a modern barrel and buffer combo? Yes. …

Sep 16, 2024 · The XM177 was the Air Force issue variant and lacked a forward assist. The XM177E1 was the Army version and was equipped with a tear drop pattern forward assist. …

Jun 5, 2023 · Commando lowers have partial fencing, so they could be used to build an XM177E1 or an XM16E1, but I believe H&R also offers XM16E1 marked lowers. You could also use …

Sep 3, 2016 · As far as differences between XM177 stocks, I am unaware of any. The same stock were used for the XM177 series, the Model 653s, the GAUs, and the Colt SP1 carbines. The …

Nov 8, 2017 · The XM177E1 – or Colt Model 609 – was the first Colt carbine length version used by US forces on a larger scale. It came into production in late 1966 and lasted until early 1967. …

Aug 7, 2013 · After purchasing my original XM177E2 upper I have been trying to research some history on this weapon. My main question is how many of these were made? The only number …

Jan 16, 2013 · The XM177 and GAU-5/A series are modified version of the M16A1 5.56mm rifle, differing most notably in that they have a shorter barrel, a different type of flash suppressor, …

Jun 17, 2024 · I'd prefer an XM177E2 in 300 BLK- the short barrel negates too much of a .223's performance, while being "just right" for 7.62×35.

The 10 inch barrel Colt XM177 (model 609) was essentially a fielded prototype - and the first Colt CAR-15 SMG version to see limited issue to SEALs, Special Forces and the CIA. Production …