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Forum: ACR Technical Discussion

ACR technical related discussion. If you need help troubleshooting or modding your ACR, post it here.

  1. Sticky Thread Sticky: DIY how to strip your factory barrel

    Step 1. Unload rifle and make sure no live ammo is present Step 2. Lock bolt to the rear Step 3. Remove Handguard (and suppressor if...

    Started by bigdog2003_99‎, 09-10-2011
    3 Pages •
    1 2 3
    • Replies: 25
    • Views: 1,740
    bigdog2003_99
    1 Week Ago Go to last post

  2. Sticky Thread Sticky: Custom handguard: From model to metal

    I would like to introduce myself, my screen name is rr_trail_boss. I’m an owner of an ACR and an ACR forum member since Oct 2011. This is my very...

    Started by rr_trail_boss‎, 03-20-2012
    27 Pages •
    1 2 3 ... 27
    187 Attachment(s)
    • Replies: 265
    • Views: 12,443
    Downrange
    1 Week Ago Go to last post

  3. Sticky Thread Sticky: URGENT! BUSHMASTER ACR RECALL!

    If you currently own an ACR, read this and follow whatever steps outlined by BM. Firearms Recalls are to be taken seriously. This issue seems to...

    Started by VB3‎, 10-15-2010
    13 Pages •
    1 2 3 ... 13
    • Replies: 125
    • Views: 10,022
    ryan
    01-18-2012 Go to last post

  4. Sticky Thread Sticky: Bushmaster ACR vs Robinson XCR vs. FN SCAR

    I made a chart awhile ago comparing the XCR, ACR and SCAR. Here is that chart reborn, as many customers cross shop the ACR, SCAR and XCR due to...

    Started by VB3‎, 10-13-2010
    • Replies: 8
    • Views: 10,859
    mpow66m
    10-22-2011 Go to last post

  5. Sticky Thread Sticky: General ACR tech info, downloads, and websites

    So you think you want an ACR or have an ACR? Check out these links for general information and support. Bushmaster ACR website:...

    Started by VB3‎, 11-20-2010
    • Replies: 0
    • Views: 1,148
    VB3
    11-20-2010 Go to last post

  6. Sticky Thread Sticky: Category Rules!!

    If you are having a problem with the ACR, or any other rifle/pistol for that matter, post your problem in this category. Once your problem is...

    Started by ACRFan‎, 04-02-2010
    • Replies: 0
    • Views: 647
    ACRFan
    04-02-2010 Go to last post

  1. First trip toSo I went out with my good fr the range and major failure to feed issues

    So I went out with my good friend on my first range trip with the new ACR Enhanced. After spending close to $3000 on rifle and sites I was pretty...

    Started by jhudgins‎, 1 Week Ago
    2 Pages •
    1 2
    failure to feed 1 Attachment(s)
    • Replies: 17
    • Views: 345
    jhudgins
    5 Hours Ago Go to last post

  2. Safety Selector Concern

    When I took out my safety selector switch the other day to begin modeling it in a solid modeling program I noticed it had some thermal damage to the...

    Started by Alita‎, 2 Days Ago
    • Replies: 2
    • Views: 92
    bigdog2003_99
    2 Days Ago Go to last post

  3. Grip mod

    I used hogue handall grips on some of my air tools and loved them.http://www.hogueinc.com/handall.htmlI might wanna try this on my ACR when I get...

    Started by Downrange‎, 04-02-2012
    2 Pages •
    1 2
    • Replies: 10
    • Views: 588
    DDustin
    5 Days Ago Go to last post

  4. Geissele super ACR trigger

    I just ordered my trigger. I hear from everyone that the trigger is so amazing so I'm looking forward to trying it. --- I am here:...

    Started by ScottRod‎, 3 Weeks Ago
    2 Pages •
    1 2
    • Replies: 10
    • Views: 419
    horseman04
    1 Week Ago Go to last post

  5. Improved trigger?

    Wondering if anyones made the effort to lighten the trigger or replaced with something better. I like my ACR, but man the Trigger sucks :(

    Started by eggysrun‎, 03-27-2012
    5 Pages •
    1 2 3 ... 5
    1 Attachment(s)
    • Replies: 49
    • Views: 2,210
    Rombot
    1 Week Ago Go to last post

  6. SBR stamping/engraving

    I'm currently filling out my form 1 for my ACR receiver/upper and I did some research about the engraving. It seems even though I am registering my...

    Started by Bossfoss‎, 2 Weeks Ago
    2 Pages •
    1 2
    • Replies: 10
    • Views: 280
    therex
    1 Week Ago Go to last post

  7. Can't remove barrel.

    Ok, I have searched the forums and now am too buzzed to continue. So here's my problem, I just bought my ACR a few days ago, I am loving it very...

    Started by r_beaver‎, 2 Weeks Ago
    2 Pages •
    1 2
    • Replies: 11
    • Views: 370
    Alita
    1 Week Ago Go to last post

  8. Rebarreling?

    I'm pretty unhappy with the weight and profile of my ACR. Besides ADCO are there any other companies offering rebarreling? As far as barrels...

    Started by HKTackdriver‎, 03-04-2012
    6 Pages •
    1 2 3 ... 6
    2 Attachment(s)
    • Replies: 54
    • Views: 2,729
    Blackwind
    1 Week Ago Go to last post

  9. do it yourself barrel kits?

    Can someone give me a simple list of the items one would need in order to have a barrel kit made? Here is what I assume, fill in the holes: ...

    Started by KouchKommando‎, 2 Weeks Ago
    • Replies: 2
    • Views: 194
    SamM
    1 Week Ago Go to last post

  10. Deep Cryogenic Tempering?

    Has anyone done this already? Or maybe thought about cyro-treating their ACR barrels? It seems as though there will be more of a wait, until the ACR...

    Started by SamM‎, 3 Weeks Ago
    2 Pages •
    1 2
    • Replies: 19
    • Views: 620
    SamM
    2 Weeks Ago Go to last post

  11. Magazine feeding bullet into chamber when inserted

    Shooting for the second time now and my ACR is trying to feed a bullet into the chamber when mag is inserted. I cant seem to tell why this happens....

    Started by GR8LYDISPLEASED‎, 03-18-2012
    3 Pages •
    1 2 3
    • Replies: 21
    • Views: 779
    ACR500
    2 Weeks Ago Go to last post

  12. Comp/Brake for ACR; Opinion and pic request

    What’s your favorite comp that’s worked best for you. I’m looking to come as close to eliminating barrel movement as possible and keep me on target....

    Started by DDustin‎, 03-30-2012
    3 Pages •
    1 2 3
    4 Attachment(s)
    • Replies: 23
    • Views: 1,199
    KouchKommando
    2 Weeks Ago Go to last post

  13. Lateral Muzzle "Rise"

    So when I fire, I do get some muzzle rise, but my rifle also moves perhaps 3-5 degrees to the right. Is this normal for everyone else? Me not being...

    Started by atrizu‎, 4 Weeks Ago
    2 Pages •
    1 2
    • Replies: 12
    • Views: 509
    Ancient
    2 Weeks Ago Go to last post

  14. AAC Brakes With ACR

    Has anyone used either the AAC Brakeout or the AAC Blackout Muzzle Break? How well did it function for you? Too much compensation on either of them?...

    Started by atrizu‎, 3 Weeks Ago
    3 Pages •
    1 2 3
    • Replies: 22
    • Views: 607
    Blackwind
    2 Weeks Ago Go to last post

  15. Brass shavings inside the bolt

    Yesterday I broke my weapon down to give it it's first real cleaning in a long time. Everything looked great until I got inside the bolt. I saw a...

    Started by Jaredxtool‎, 03-29-2012
    2 Attachment(s)
    • Replies: 5
    • Views: 230
    ScottRod
    3 Weeks Ago Go to last post

  16. Poll Poll: Charging handle preference

    What are people's charging handle preferences?1.Original ACR 2.Extended original ACR3.Folding one side handle4.Folding one side handle with non...

    Started by Downrange‎, 04-02-2012
    5 Pages •
    1 2 3 ... 5
    4 Attachment(s)
    • Replies: 45
    • Views: 1,822
    Downrange
    3 Weeks Ago Go to last post

  17. Enhanced handguard weight reduction

    I was tinkering around with it and was able to get the weight down to 8.3oz. I dont use that handguard so I didnt care if I messed it up but it...

    Started by tankertrooper‎, 04-05-2012
    3 Pages •
    1 2 3
    4 Attachment(s)
    • Replies: 21
    • Views: 990
    tankertrooper
    3 Weeks Ago Go to last post

  18. AAC blackout question

    Finally got it in question though do I need another crush washer for this one? Sent from my Galaxy Nexus using Tapatalk 2

    Started by Milesmcever‎, 4 Weeks Ago
    5 Pages •
    1 2 3 ... 5
    2 Attachment(s)
    • Replies: 43
    • Views: 960
    JasonM
    3 Weeks Ago Go to last post

  19. Magpul rail inserts

    I have noticed that many people on here have the magpul rail inserts installed on their plastic standard fore ends. The screws that come with these...

    Started by BROba_Fett‎, 4 Weeks Ago
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 12
    • Views: 555
    Tackleberry23
    3 Weeks Ago Go to last post

  20. A question regarding compensator installation

    Hey all, before I go into my question I want to preface it with remarking on how helpful and responsive everyone is on here. Stands in stark contrast...

    Started by BROba_Fett‎, 4 Weeks Ago
    • Replies: 5
    • Views: 196
    BROba_Fett
    4 Weeks Ago Go to last post
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