- California versions
- 3
- Caliber
- 9mm
- Barrel length
- 4"
- Newest addition
- Oct 2026
Is the Shadow Systems MR920 legal in California?
Yes. 3 versions of the Shadow Systems MR920 are on the California DOJ Roster of Handguns Certified for Sale as of October 27, 2026, so California dealers can sell those exact versions new. Only the specific versions listed on this page are certified: a different finish, barrel length or caliber that is not listed is off-roster and can only be bought through a private party transfer at a licensed dealer.
See all 3 California versions ↓ Shop the Shadow Systems MR920 on Guns.com → Compare models →
Shadow Systems MR920 versions on the California roster
| Photo | Version | Caliber | Barrel | Capacity | MSRP | Guns.com | On roster since |
|---|---|---|---|---|---|---|---|
 |
MR920 SS-1039-CA | 9mm | 4" | — | — | Search → | Oct 2026 |
|
MR920 SS-1040-CA | 9mm | 4" | — | — | Search → | Oct 2026 |
|
MR920 SS-1052-CA | 9mm | 4" | — | — | Search → | Oct 2026 |
Tap a version for full specs, AB 1127 status and where to buy it in California. Guns.com ships to your local California FFL; prices change often, so confirm on Guns.com. Guns.com links are affiliate links that help support this site.
About the Shadow Systems MR920
Shadow Systems is a Texas-based manufacturer known for building enhanced, Glock-compatible pistols with upgraded components from the factory. The MR920 is a full-size 9mm striker-fired handgun built on a modified Glock 17/19 hybrid frame, designed for duty use, home defense, and competition shooting.
How the California versions differ
- All three roster entries are chambered in 9mm with a 4-inch barrel, so caliber and barrel length are identical across the lineup.
- The differences between SS-1039-CA, SS-1040-CA, and SS-1052-CA most likely reflect variations in finish, frame color, or slide configuration, such as standard versus optics-ready cuts.
- Shadow Systems offers the MR920 in Combat, Elite, and Foundation tiers, which vary in slide serration patterns, optics cuts, and included sight packages, and the three SKUs likely correspond to different trim levels or color combinations within those tiers.
- All three listed versions are confirmed on the California DOJ roster and are the only MR920 configurations currently approved for sale by licensed dealers in the state.
Who it suits
The MR920 is a strong choice for shooters seeking a factory-upgraded alternative to standard polymer striker-fired pistols, particularly those interested in home defense, everyday carry, or entry-level competition who want optics compatibility and enhanced ergonomics out of the box.