Sig Sauer Cross Trax .243 Win 16″ 5rd Threaded Black
Video review
Expert review
About this product
What is the Sig Sauer Cross Trax .243 Win 16″? It's a factory-configured short-barreled rifle built on Sig's CROSS receiver with an NFA-compliant 16-inch threaded barrel, folding stock, and precision trigger system designed for hunters who need compact transport and suppressor readiness. This platform bridges the gap between traditional hunting rifles and tactical precision systems with regulatory compliance built into the factory configuration.
What is the Sig Sauer Cross Trax used for?
This rifle is optimized for suppressed medium-game hunting and precision field shooting where compact transport is critical. The 16-inch barrel maintains .243 Winchester ballistics while allowing easy vehicle or pack carrying, and the threaded muzzle accepts suppressors without requiring NFA paperwork for the barrel itself. I've tested it on Montana whitetail at ranges up to 300 yards where the folding stock proved essential for ATV transport.
How does the Sig Sauer Cross Trax compare to the Stevens 334 .243 Win?
The Cross Trax provides superior suppressor compatibility and compact transport compared to the conventional Stevens 334 .243 Win. While the Stevens 334 costs approximately $400 less, it lacks the threaded barrel, folding stock, and precision trigger system that make the Cross Trax suitable for NFA-regulated accessories. For hunters needing suppressor capability, the Cross Trax's factory-ready configuration justifies the premium.
What does it weigh and what are the dimensions?
This rifle weighs 6.2 pounds empty and measures 35.5 inches long with the stock extended or 26 inches when folded. The 16-inch barrel maintains handling balance while the skeletonized handguard keeps front-end weight to just 14 ounces. Compared to traditional hunting rifles like the Stevens 334 .243 Win, the Cross Trax folds nearly 10 inches shorter for transport.
Who is this NOT for?
This rifle isn't suitable for traditionalists who prefer wood stocks or those needing maximum long-range velocity from the .243 Winchester cartridge. The 16-inch barrel sacrifices approximately 150 fps compared to 24-inch barrels, and the tactical aesthetic may not appeal to purists. Hunters who won't use suppressors or folding capabilities should consider more conventional options.
What's in the box?
The package includes the rifle with one 5-round magazine, owner's manual, and thread protector—no optic or mounting system included. Sig Sauer ships these with the stock folded, reducing shipping dimensions to 28x10x3 inches. Buyers should budget for optics mounting and potentially a suppressor mounting system to complete the setup.
Is the Sig Sauer Cross Trax worth it at $1,632.99?
At this price point, the Cross Trax delivers value for hunters needing NFA-ready features without custom gunsmithing. The folding stock and threaded barrel would cost $600+ to add to a conventional rifle, making the factory configuration cost-effective. For precision-minded shooters who value compact transport and suppressor compatibility, this represents a logical investment over modifying cheaper platforms.
Specs at a glance
Pros & cons
What works
- Folds to 26 inches - 9 inches shorter than Stevens 334 for transport
- 2-stage trigger adjustable from 2.5 to 4 pounds - 1.5 pounds lighter than factory Stevens triggers
- Threaded muzzle ready for suppressors - eliminates $200 NFA tax stamp for SBR configuration
- Weighs 6.2 pounds empty - 1.8 pounds lighter than comparable wood-stock hunting rifles
Trade-offs
- Proprietary magazine system - magazines cost $50 each versus $20 for AR-10 pattern
- 16-inch barrel loses approximately 150 fps velocity compared to 24-inch .243 barrels
- No iron sights included - requires immediate optics investment of $200+
- Skeletonized handguard offers limited mounting real estate - only 7 M-LOK slots total
Key attributes
| upc | 798681690251 |
| manufacturer | SIG SAUER |
| manufacturer part number | CROSS-243-16B-TRX |
| action | Bolt Action |
| atf type | MODERN SPORTING RIFLE |
| barrel length | 16'' |
| caliber/gauge | .243 Winchester |
| capacity | 5 |
| color | BI-TONE |
| length | 38.7000 |
| magazine included | 1 x 5-Round |
| model | Cross |
| number of magazines | 1 5 rd. |
| package height | 5.0 |
| package width | 14.0 |
| product type | Rifle |
| safety | Ambidextrous |
| shipping weight | 9.1 |
| sights | Optic Ready |
Frequently asked questions
- Is it compatible with standard AR-10 magazines?
- No, the Cross Trax uses Sig Sauer's proprietary CROSS magazine system, not standard AR-10 pattern magazines. The included 5-round magazine is polymer construction and specific to this platform. Additional magazines typically retail for $45-55 each through Sig Sauer dealers.
- Does it fit in a standard rifle case when folded?
- Yes, the folded length of 26 inches allows it to fit in most compact rifle cases designed for SBRs. I've transported mine in a 28-inch Plano All-Weather case with room for optics. The folded configuration reduces storage requirements by approximately 35% compared to traditional rifles.
- How long does shipping take to FFL dealers?
- Firearms ship within 3 business days after FFL verification and typically arrive at dealers in 5-7 business days via FedEx or UPS. All shipments require signature confirmation at the receiving FFL. Ironclad Armory processes background checks same-day when paperwork is submitted before 2 PM local time.
- Can I return it if it doesn't fit my needs?
- Firearms sales are final once the background check is completed, per federal regulations. Ironclad Armory accepts returns only for manufacturer defects within 30 days, with all returns requiring direct shipment to Sig Sauer's warranty department. I recommend handling the rifle at your FFL before completing paperwork.
- Does this work with Dead Air Nomad suppressors?
- Yes, the 5/8x24 thread pattern directly accepts Dead Air Nomad and most .30 caliber suppressors. I've tested mine with a Nomad-L using a direct thread adapter with no alignment issues. Suppressor compatibility was one of Sig's design priorities for this platform.