Description
The Sig Sauer P226X Legion Romeo X is the most complete pistol in the P226X Legion line, arriving with the red dot already mounted on the SIG-LOC cut. MAG5 Firearms stocks it with a 4.4-inch match-grade bull barrel, a single-action trigger, Hogue G10 grips and eighteen rounds on board.
Why the Included Optic Matters Here
SIG-LOC mounts an optic directly to the slide with no adapter plate, which removes the most common failure point in a pistol optic setup. Pairing the cut with a matched ROMEO-X takes the remaining guesswork out.
On the Sig Sauer P226X Legion Romeo X the dot also sits low enough that suppressor-height irons co-witness through the window rather than disappearing below it.
Match Grade Bull Barrel and Single Action
A bull barrel carries mass at the muzzle where it damps rise, and match-grade tolerances tighten groups against the same ammunition a service barrel would shoot.
Deleting the double-action first press removes the largest inconsistency in shooting a hammer-fired gun quickly. Every shot on the Sig Sauer P226X Legion Romeo X breaks the same short, clean way.
Sig Sauer P226X Legion Romeo X Specifications
| Manufacturer | SIG SAUER |
|---|---|
| Model | P226X Legion with Optic |
| Part Number | 226X9LEGIONSAORXSL |
| Caliber | 9mm Luger |
| Capacity | 18+1 Rounds |
| Barrel Length | 4.4 inches |
| Barrel | Match Grade Bull Barrel |
| Slide | Legion Gray Cerakote Stainless, Optic Ready, Serrated |
| Frame | Legion Gray Aluminum with Picatinny Rail |
| Grips | Hogue G10 |
| Optic Included | SIG ROMEO-X |
| Action | Single Action Only |
| UPC | 798681725694 |

The Legion Production Standard
Legion is a separate production line rather than a color option. The guns receive upgraded internals, closer assembly tolerances and finish work that ordinary production pistols do not get, and it shows in how the slide cycles and where the trigger breaks.
Legion Gray Cerakote covers the stainless slide and the aluminum frame. It is harder than anodizing, more corrosion resistant than bluing, and it hides the holster wear that shows immediately on a black gun.
SIG-LOC Optic Mounting on the Sig Sauer P226X Legion Romeo X
The slide arrives cut for the SIG-LOC footprint, which mounts a compatible red dot directly to the slide with no adapter plate. Removing the plate removes the most common failure point in a pistol optic setup.
A lower mounting height also means suppressor-height irons co-witness through the window rather than sitting below it.
What Ships and How It Transfers
Each Legion pistol arrives new in the Legion case with magazines, the challenge coin and documentation SIG includes at the factory.
MAG5 Firearms is a licensed FFL dealer in Pennsylvania and ships to your local FFL for transfer. P226 magazines are widely produced, so spares are easy to source.
Other Sig Sauer P226X Legion Romeo X configurations and premium 9mm pistols are listed in our handgun catalog. Factory specifications are published by SIG SAUER.
Every Sig Sauer P226X Legion Romeo X sold by MAG5 Firearms ships new in the factory packaging with the accessories SIG SAUER includes, and transfers to your chosen FFL. The Sig Sauer P226X Legion Romeo X is a regulated firearm and we verify licensing before any order leaves the shop.






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