• Fully tunable for optimal performance
    • Adjustable baffle size
    • Two locking ring sizes
  • Designed to fit inside the frame of the pistol, creating a sleek and streamlined look
  • Works on Sig P320 Full Size, Carry, X-Compact
  • Can be installed and removed without using tools when using Killer Innovations Velocity or Sancer barrel
  • Functions with most grain ammo
  • Superior bore alignment ensures the bullet is passing directly down the center of the comp with equal air gap around the bullet


  • Caliber: 9mm
  • Material: 7075-T6 Aluminum
  • Finish:
    • Body: Anodized
    • Locking Ring: Black Nitride
  • Weight: 1.2 oz.
  • Length: 1.345"
  • Width: 0.97"
  • Height: 1.44"
  • Thread: 1/2"-28


  • OEM Sig P320 Full Size 4.7" Barrel with 1/2"-28 TPI
  • OEM Sig P320 X Compact 3.6" Barrel with 1/2"-28 TPI
  • OEM Sig P320 Carry 3.9" Barrel with 1/2"-28 TPI

**Please be advised that due to the added weight to your pistol barrel/slide, you might need to change to a lighter spring for your pistol to cycle properly.

**Due to some rolling changes in designs made by Sig, there is a chance that our parts may not be compatible with your specific gun, despite being noted as compatible with the variation. Please test fit parts CAREFULLY to avoid damage, in case of incompatibility.


  • 1x Killer Innovations Velocity Compensator Body
  • 1x Locking Ring
  • 1x Reduced Port Locking Ring
  • 1x Comp Blast Baffle (Installed)
  • 1x Comp Baffle Wrench
  • 2x 4-40 x 3/16" Knurled Set Screws (One will be installed)
  • 2x 4-40 x 1/8" Knurled Set Screws
  • 2x Half Dog Set Screws (for use with Killer Innovation slotted barrels)
  • 2x Pointed Set Screws (for dimpled barrels)
  • 2x Cup Point Set Screws (for standard barrels)
  • 1x Blue Thread Locker


Introducing the Velocity Pro Tucked Compensator from Killer Innovations, explicitly made for the Sig P320 Pistol. This compensator can be fine-tuned to offer excellent recoil mitigation and muzzle stability during rapid fire, resulting in more accurate and fast follow-up shots.

Fine-Tuned Control

This Compensator has an adjustable blast baffle, which can be opened or closed to allow muzzle gasses to vent accordingly. Moreover, it will enable you to replace its locking rings which also helps the overall tuning. As a result, you can optimize the Killer Innovations Velocity Pro Tucked Compensator’s performance for a wide range of ammunition and external conditions.

Streamlined Aesthetics

The Killer Innovations Velocity Pro Tucked Compensator is designed with aesthetics in mind. It fits inside the pistol’s frame for a sleek and streamlined appearance. Furthermore, it is offered in multiple finishes, giving you the flexibility to customize the look of your Sig P320.

Installing this compensator is straightforward, and it includes all the necessary components for easy installation.

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