SIG M18 Wilson Combat Grip

Published on June 4, 2026
Duration: 15:32

This video provides a direct comparison between the standard Sig Sauer P320 M18 grip frame and the Wilson Combat grip frame, highlighting ergonomic differences and their impact on shooting. The presenter, Justin Opinion, also evaluates the GoGun "gas pedal" accessory for enhanced thumb control. The comparison emphasizes how these aftermarket modifications can significantly alter the feel and handling of the firearm, making it feel like a different pistol.

Quick Summary

The Wilson Combat grip frame for the Sig M18 offers enhanced ergonomics with deeper stippling, a deeper trigger guard undercut, and a more pronounced beavertail. Paired with a GoGun gas pedal for consistent thumb placement, these upgrades significantly improve grip, control, and the overall shooting experience, making the pistol feel distinct from its standard configuration.

Chapters

  1. 00:50Introduction: Sig M18 Comparison
  2. 01:35Wilson Combat Grip & GoGun Gas Pedal Features
  3. 01:41Evaluating the Wilson Combat Grip Frame
  4. 02:15Standard M18 Grip Impressions
  5. 02:26Wilson Combat Grip Feel and Texture
  6. 03:11Deeper Undercut and Beavertail on Wilson Grip
  7. 03:40Shooting with the Wilson Combat Grip
  8. 04:07GoGun Gas Pedal Performance
  9. 04:48M18 Acquisition and Modifications
  10. 04:59Manual Safety Drawbacks on M18
  11. 05:13Impact of Grip and Gas Pedal on Feel
  12. 06:25P320 Controversy Discussion
  13. 07:06Conclusion: M18 with Upgrades

Frequently Asked Questions

What are the main ergonomic differences between the standard Sig M18 grip and the Wilson Combat grip?

The Wilson Combat grip frame for the Sig M18 features a more aggressive stippling pattern, a deeper undercut under the trigger guard, and a more pronounced beavertail. These enhancements allow for a higher and deeper grip, improving control and comfort compared to the standard grip.

How does the GoGun gas pedal affect the shooting experience on a Sig M18?

The GoGun gas pedal provides a dedicated surface for the forward thumb, promoting consistent grip placement. This consistency aids in better recoil management and overall control of the firearm, which is particularly beneficial for competitive shooting or rapid fire scenarios.

What are the potential drawbacks of the manual safety on the Sig M18?

The manual safety on the Sig M18 can obstruct the slide release lever, making it more challenging to operate the slide release without also disengaging the safety. This can be an inconvenience for shooters who prefer to use the slide release for reloads or clearing malfunctions.

Can aftermarket grips significantly change the feel of a Sig P320 M18?

Yes, aftermarket grips like the Wilson Combat frame can dramatically alter the feel of a Sig P320 M18. Combined with accessories like the GoGun gas pedal, these modifications can make the pistol feel like an entirely different firearm, often enhancing ergonomics and control.

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