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Reviews & Ratings for Killer Innovations Velocity Glock 17/19 Gen 3 Barrel Compensator — 7 reviews

(7 reviews)
Killer Innovations Velocity Glock 17/19 Gen 3 Barrel Compensator
Killer Innovations Velocity Glock 17/19 Gen 3 Barrel Compensator
List: $109.99 $104.49 Save $5.50
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Most Helpful Positive Review Killer inovations
I decided to try the killer innovations comp cuz I had bought a ported barrel for another build and really liked the way it shot it reduced recoil noticeably but it would black out my trijicon front sight post and make the inside of my slide extremely dirty. So I decided to try out a comp on a diffe...
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Most Helpful Negative Review Doesn’t fit on Griffin Armament threaded barre
Beware doesn’t fit on the Griffin Armament Glock 19 threaded barrel. The opening is too small and won’t fit over the barrel. I’ll have to return it and look for something else. You would think manufacturers would make them universal to barrel diameters.
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Fits great, looks great

by Antwan, Verified Owner from CO, United States Written on June 16, 2026
Fits Gen 3 fine and works as intended. Comes with Loctite and screws.
Would recommend: Yes
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MONSTER OF A COMP

by Joel, from CA, United States Written on December 28, 2023
Performs well. Looks awesome on a G17. Definately needed 13lb spring to cycle.
Would recommend: Yes
1 of 1 found the following review helpful.
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9mm Shadow System MR 920. .

by renzo, from ID, United States Written on May 26, 2022
I am currently looking for a compensator would this mount on my mr920 thread pattern still the same .
Would recommend: Yes
1 of 12 found the following review helpful.
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killer comp

by steve, from FL, United States Written on September 13, 2021
This paired with the killer innovations barrel is a great package. Easy to install. Easy to clean. And keeps everything nice and flat. I recommend putting it on the killer innovations barrel for the best fit possible.
Would recommend: Yes
1 of 1 found the following review helpful.
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K.I Glock comp

by Quansen, from WA, United States Written on June 22, 2021
Great product, that will put your build a cut above all else. Great color match. Dramatically reduces recoil. Looks very expensive but a decent price. I couldnt be happier.i cant wait to show0 off on all my friends that think they hapve custom glocks, this is a must have.
Best Used for:
  • Reduce gas blowback
Would recommend: Yes
3 of 4 found the following review helpful.
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Last updated 2025-11-12 UTC.