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Questions & Answers
How thick is this? Expert Answer

Was not provided with that information recommend reaching out to manufacturer.

by Ryan Tarczynski, Gear Expert, September 23, 2021
Customer Reviews
Helpful Positive Review lock nut review by CHRIS URSINY, January 5, 2019
this is a good product if you are installing a new muzzle brake om your ar-15 and you do not want to use the jam nut and you want to secure muzzle brake and have no issues removing it at a later date.
1/1 found this helpful
Helpful Positive Review Good Quality Item by Gun Smoke, Verified Owner, August 5, 2016
I had recently purchased a muzzle break from Optics Planet and was having trouble getting it aligned properly using a standard crush washer. I decided to order the Tacfire muzzle break jam nut to correct the problem. The jam nut was a good quality ...
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5/6 found this helpful
Helpful Positive Review perfect fit by Jpjroofs Johnson, Verified Owner, April 18, 2020
Exactly what I needed to ger my compensator where it needed to be. Before my I couldn’t get compensator where it needed to be without risking harm to my rifle....this was the perfect add on! And can’t beat the price rather than a whole new compensato...
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1/1 found this helpful
Most Recent Reviews AR10 Jam Nut by Juan, Verified Owner, February 16, 2022
This jam nut Worked exactly as I had hoped. The threads were cut to specifications and screwed on smoothly , the wrench size is 3/4". There is not much you can say about a jam nut but optics planet wants you to write a book in the ...
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Most Recent Reviews Muzzle brake installation where shims won't work. by Florida Man, May 14, 2021
I used this jam nut to install a Yankee Hill muzzle brake on my T/C Compass which did not have a sufficient shoulder for timing with shims. I was afraid that I would not be able to use the YHM Resonator R2 silencer/suppressor with my T/C Compass .308...
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Read All 5 Reviews
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4 Models Available
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Product Info for Tacfire Muzzle Brake Jam Nut

If you're struggling to install a muzzle brake properly, use this Tacfire Muzzle Brake Jam Nut to properly secure it to your firearm. TacFire built these Rifle Parts from steel for optimal ruggedness and longevity. Use the Tacfire Rifle Muzzle Brake Jam Nut to assist your next muzzle device change. Get your Tacfire AR Muzzle Brake Jam Nut to make modifying your weapon a much simpler process.image

WARNING: California`s Proposition 65

Package Contents:

  • Tacfire Muzzle Brake Jam Nut

Tacfire Muzzle Brake Jam Nut Orderable Models

List of Orderable Models

Tacfire AR15/.223 1/2X28 Pitch Thread Muzzle Brake Jam Nut/Steel, Black MAR061B , MPN: MAR061B , UPC: 811261022140 , Code: 29U-CPW-MBJN-MAR061B
Tacfire AR10/.308 5/8X24 Pitch Thread Muzzle Brake Jam Nut/Steel, Black MAR062B , MPN: MAR062B , UPC: 811261022164 , Code: 29U-CPW-MBJN-MAR062B
Tacfire AR10/.308 5/8X24 Pitch Thread Muzzle Brake Jam Nut, Stainless Steel MAR062SS , MPN: MAR062SS , UPC: 811261022171 , Code: 29U-CPW-MBJN-MAR062SS
Tacfire AR15/.223 1/2X28 Pitch Thread Muzzle Brake Jam Nut, Stainless Steel MAR061SS , MPN: MAR061SS , UPC: 811261022157 , Code: 29U-CPW-MBJN-MAR061SS
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