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Questions & Answers
DOES THIS NEED A CRUSH WASHER TO PROPERLY TIME IT?? Expert Answer

Yes, it requires a crush washer or shims to time it properly.

by Armando R., Gear Expert, December 15, 2019
Will this fit a bull barrel appropriately where it tapers down to the barrel? What is that diameter? Expert Answer

It tapers down to a .650" diameter so there will be a noticeable step.

by Jonathan D., Gear Expert, August 9, 2018
Customer Reviews
Helpful Positive Review
Good Cmpensator by Tom C, Verified Owner, February 15, 2017
Easy to install. Flash hider or not, staying on target with minimal disturbance is more important than hiding flash. Take out the threat and you don't need to hide your flash. Ported to compensate for muzzle rise, helps in retargeting more quickly. B...
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1/6 found this helpful
Helpful Positive Review
Compensator by Shawn Michaels, Verified Owner, August 31, 2021
A great compensator for my platform! I highly recommend Opticsplanet.com to anybody that is looking for upgrades! The ease of researching products was refreshing, ordering was simple and shipping was faster than I expected!
1/1 found this helpful
Most Recent Reviews
I need to send this muzzle brake back. I put the muzzle brake on the barrel hand turn it 4 turns & it stops. It doesn't fit. I've been in & out of the hospital so I haven't contacted them about the problem. This is a great company, I received the wr...
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0/1 found this helpful
Most Recent Reviews
Affordable muzzle brake by Ken, Verified Owner, August 31, 2016
I just received this muzzle brake. I was very excited and set out to install it on my rifle. I wanted to see how well it worked. Well it was fantastic I had about half the normal recoil. It allowed me to be more accurate in placing my shots. I give t...
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Read All 4 Reviews
Color: Black Caliber: .223 Remington Fabric/Material: Steel Threads per Inch: 1/2x28 Gun Model: AR-15 Condition: New

Code: 2AH-BMB-YKKLJ-ARMB-3

MPN: ARMB-3

UPC: 714569644000

List: $42.95Save 31%
$29.72

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Product Info for Guntec USA AR-15 Multi Port Steel Compensator

Multi Port Compensator 3 Side Porting Slots And Top Porting Holes Reduce Muzzle Climb And Recoil All Steel Construction 1/2 x 28 Thread Pitch .223 Calimage

Specifications for Guntec USA AR-15 Multi Port Steel Compensator:

Manufacturer: Guntec USA
Color: Black
Caliber: .223 Remington
Fabric/Material: Steel
Threads per Inch: 1/2x28
Gun Model: AR-15
Condition: New

Package Contents:

  • Guntec USA AR-15 Multi Port Steel Compensator

Guntec USA AR-15 Multi Port Steel Compensator Orderable Models

List of Orderable Models

  • Guntec USA AR-15 Multi Port Steel Compensator, ARMB-3 , MPN: ARMB-3 , UPC: 714569644000 , Code: 2AH-BMB-YKKLJ-ARMB-3

Guntec USA AR-15 Multi Port Steel Compensator Unavailable & Discontinued Models

List of Unorderable Models

  • Guntec USA AR-15 Multi Port Steel Compensator, 9mm, Black, ARMB-3-9 , MPN: ARMB-3-9 , UPC: 714569646783 , Code: 2AH-BMB-YKKLJ-ARMB-3-9
  • Guntec USA AR-15 Multi Port Steel Compensator, Flat Dark Earth, ARMB-3-FDE , MPN: ARMB-3-FDE , UPC: 714569644932 , Code: 2AH-BMB-YKKLJ-ARMB-3-FDE
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