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  1. Early M4 Configuration(s) and Unusual M16-Derived Carbines in …

    Jul 15, 2022 · If you were issued, or encountered, early versions of the M4 in your military service, I have some questions.Referencing this promotional video, what was your experience with the …

  2. Army M4 qualification tips > General Discussion > AR15.COM

    May 1, 2008 · When zeroing the M4 at 25m, set the BDC to 6/3 +2. Make all your elevation changes on the front sight so the BDC will work. Center your group in the lower half of the …

  3. M4 vs. M4A1 Visual Distinctions > AR Discussions > AR15.COM

    Sep 7, 2008 · Quoted: 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" …

  4. ar15.com - Your Firearm Resource. (AR-15, AR-10, M4, M16, AK …

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

  5. M4 Feed Ramp Alignment Issue/Question - m4carbine.net

    Apr 29, 2014 · I’ve been slow building a pistol/SBR as funds have allowed. I purchased a Mega forged upper in February and just picked up a Daniel Defense 10.3" barrel. As I was mocking it …

  6. NEW Comparison Chart of Commercial M4 Pattern Carbines

    Jun 9, 2011 · Choose a model that is as close as possible to the military issued M4. flattop upper, standard front sight base, carbine-length gas system, no rail systems, etc.

  7. My Aimpoint Review of the M4 and T1 - m4carbine.net

    Jan 27, 2008 · A few months back, Aimpoint sent me an Aimpoint M4 and an Aimpoint T1 for test and evaluation (T&E). This is my review of both products.

  8. Does any know what size gas port a DD 16" M4 profile barrel …

    Aug 11, 2015 · Pretty much what the topic asks. I have a Daniel Defense 16" M4 profile barrel with their low profile pinned gas block and I’m curious to know if anyone knows what the gas …

  9. Benelli M4 vs Beretta 1301 > General Discussion > AR15.COM

    Jan 1, 2021 · Previous Page / 4 Next Page [ARCHIVED THREAD] - Benelli M4 vs Beretta 1301 (Page 1 of 4) Home / General / General Discussion

  10. KAC M4 RAS and KAC M4 RIS - AR General Discussion

    Feb 12, 2009 · Whats the difference? They are the same price. They look the same. I noticed there was two similar ones on KAC’s website. The only difference I could see was the weight. …