PMM Duty Compensator for FN 509

$100.00

Would You Like An Extra Shim Kit?

PMM JTTC "Muschi" Mounting Block

Order total:

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Product Details

Includes:

1 x FN 509 Compensator

  • 7075 Aluminum finished in a type 3 class 2 hardcoat anodize.
  • No set screws, mounts like a muzzle device on a rifle.
  • Designed around the FN factory threaded barrels (1/2 x 28) but will work with others that have the same threads. (Gap may vary)

1 x Shim Kit:

  • 4 x 0.010″ Shim
  • 2 x 0.005″ Shim
  • 1 x 0.002″ Shim
  • 1 x 0.05mL Vial Loctite 272

Optional “Muschi” Mounting Block

 

Compatibility:

  • 509 Midsize Tactical
  • 509 Compact Tactical
  • 509 Tactical
  • 509 Midsize
  • 509 Midsize MRD
  • 509 Compact
  • 509 Compact MRD
  • 509

NOT Compatible with:

  • 509 Edge Series
  • 509 Compact MRD w/ Compensator
  • 509 Fullsize MRD
  • Non-509 Series Pistols

 

The PMM Compensator uses a proprietary mounting system much like what is found on all modern rifles utilizing a combination of shims and proper timing of the compensator in relation to the Pistol slide.

Additionally, the PMM compensators utilize a single port design at the 12 O’clock position which maximizes the effectiveness of the compensator in keeping the muzzle of the pistol down and allows the slide to “track” faster and more accurately for follow up shots.

During testing the PMM compensators were designed to work with most factory loaded ammunition but will yield the best results with a +P or Nato spec cartridge. We have adapted our designs to integrate with and complement the design of your pistol so no longer does a compensator have to look like an afterthought slapped on the end of your pistol, Rather it Delivers unmatched performance and looks.

 

Recoil Reduction:

The 509 duty comp was designed to work with most factory loaded ammunition and yields and average 30-35% reduction in muzzle climb with 115gr UMC

 

Ammo Recommendations:

115gr:

Federal American Eagle

Speer Lawman

Wolf

Remington UMC

Sig Sauer

Fiocchi

Magtech

124gr:

Blazer

Speer Lawman

Federal American Eagle

Sig Sauer

Winchester

PMC

Remington UMC

147gr:

Most ammo will run, but you will see less performance due to a lack of velocity

 

Ammo to stay away from:

Blazer 115

Winchester White Box 115

Armscor 115

PMC 115

All reloads or reman ammo

 

 

 

 

 

 

 

Additional information

Weight N/A
Finish

BLACK, FDE, BLEM BLACK, BLEM FDE

166 reviews for PMM Duty Compensator for FN 509

  1. Nathaniel V.

    Beautifully built and designed comp. I’m very pleased with its addition to my pistol. Thanks guys!

  2. Zachary H.

    Everything about this product is perfect. I often look at reviews from an extremely skeptical point of view often wondering if they are fake or paid for.. however, after finding this company and reading their reviews on the compensator that I was looking at I knew that they work hard to please their customers and was excited to make my purchase from them. Upon arrival (which was relatively quick despite everything that’s going on right now) I inspected the product and immediately went to installing it. This process was simple enough, and despite it being my first comp install on a handgun I got it done with confidence after watching their install video a couple of times. Overall quality of the product is outstanding down to the laser engraved pmm on the bottom. Finish is nice and matches the color of the slide well. As far as performance.. I was astonished at how much of a difference this thing made. Granted I also installed a laser light combo at the same time which might have reduced my recoil a little as well.. but after it was all said and done I had a gun that out of the box kicked like a mule now firing and getting back on target in a fraction of the time. If you’re looking for a comp or anything else pmm offers for that matter, look no further friend because this is probably as good as it’s gonna get.

  3. Brett G.

    All you can expect from a single port compensator. Finish is great, machining is perfect. No tooling marks to be found and the threads are perfectly cut. Cleaning is a little tough since to port is thin but a good solvent soak or a tumbler will make it easy. I recommend that you get the extra shims because they are very easy to pinch on the shoulder if you aren’t careful during installation.

  4. Will H.

    Never got it, then when
    I informed you guys I was threatened by Jarod he told me he was going to call the ATF on me and law enforcement because of my HONEST review on Facebook and emails to his company beware if you don’t see an item just know if you complain and use
    You freedoms of speech to review the company you will be threatened with Being unfit to own a firearm this guy stepped in it with me I have made it a goal to review his company any time I get the chance to hopefully avoid this happening to anyone else, what kind of individual makes those threads against your 2nd amendment rights for giving an honest review. I did so because I was told well sorry!!! it’s out of our hands when I didn’t receive my compensator he is one of those types of people who hits below the belt making threats such as these with the intention to distress and upset someone who confided in his business spent money during a pandemic to not get the item then be treated that way so beware if you buy from this company the product I’ve heard is great (If you get it) if you don’t watch out be careful he plays dirty.

  5. ANTHONY E.

    This product was great

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