Mar 19, 2018 · Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.

Jul 6, 2009 · Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.

Sep 7, 2008 · Can anyone report how a Colt M4 is marked vs. a Colt M4A1 in US service? For example, on the fire selector, I do know the M4A1 is marked "SAFE-SEMI-AUTO" but is the M4 marked "SAFE-SEMI-BURST"? (reflecting of course the primary difference between the two being the full auto vs. 3-round burst capability). Also, on the left magazine housing on the lower …

Apr 6, 2024 · Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.

May 29, 2024 · Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.

Nov 7, 2018 · Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.

Jan 5, 2022 · Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.

May 12, 2012 · I put together a colt m4 upper and a Les Baer m4 16" barrel. I've shot 150 rounds with 2 ftf today. They appear to be catching on the lip of the barrel extension that sticks out ever so slightly from the upper assembly. The feed ramps match up nicely side to side but the barrel extension sticks out just enough. One of the ftf's I could see the gouge in the tip of the bullet …

Nov 11, 2006 · The M4 profile was not made with full auto fire in mind, but rather burst. That's why SOCOM switched to the heavier profile for their full auto M4A1s.

Mar 11, 2024 · Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.