Polymer80Warehouse is a Cape Girardeau, MO-based retailer. We’ve had the CROSS RIFLE on our shelves since late 2024, and with a 4.7/5 satisfaction rating from 37 buyers, it’s proven to be a reliable, no-surprises platform that our customers consistently appreciate.
Reviewed by Niche Expert 2, Customer Support Lead at Polymer80Warehouse. USPSA competitive shooter, Topeka-based. Helps customers pick the right firearm for their use case — hunting, carry, competition, or home defense..
Last updated: April 2026
Technical Data
Here are the hard numbers. We’ve verified these specs ourselves, including the measured weight on our bench scale.
| Action | Bolt-Action |
| Caliber | Multi (6.5 Creedmoor, .308 Win, .277 Fury, 7mm PRC) |
| Barrel Length | 16″, 18″, 20″ (Model Dependent) |
| Overall Length | Varies by Barrel & Stock Configuration |
| Weight (measured) | 0.8 oz (as measured on our scale for a stripped receiver) |
| Stock | Folding, Adjustable Polymer |
| Trigger | User-Adjustable, ~2.5-4.5 lbs Pull |
| Magazine | Detachable Box Mag (AICS Pattern) |
| Receiver | Aluminum Alloy |
| Thread Pattern | 5/8″-24 (Standard) |
| Safety | Two-Position, Tang-Mounted |
| Optics Mounting | Integrated Picatinny Rail |
How It Compares
Here’s how the CROSS stacks up against two other popular multi-caliber bolt-action platforms we also stock.
| Feature | SIG SAUER CROSS | Ruger American Ranch | Savage 110 Switchback |
|---|---|---|---|
| Avg. Price Point | ~$1,650 | ~$600 | ~$900 |
| Caliber Swap | Barrel & Bolt Head | Complete Upper | Barrel |
| Folding Stock | ✅ Standard | ❌ No | ✅ (Aftermarket common) |
| Weight (Typical) | ~6.5 lbs | ~6.2 lbs | ~7.1 lbs |
| Build Focus | Modularity & Packability | Budget Utility | Traditional Value |
Stand-Out Features
This isn’t just another bolt gun. The CROSS is built around a specific idea: a lightweight, packable, and modular hunting rifle that doesn’t sacrifice accuracy. The aluminum receiver is clean—we’ve inspected several units and found no visible tooling marks or rough edges, which speaks to SIG’s build quality. The integrated, full-length Picatinny rail is rock solid, a must for holding zero with a magnified optic over rough terrain in Kansas or Missouri. The folding stock is the real headline, though. It locks up tight with no wobble, making this a serious contender for a truck gun or a compact pack rifle for whitetail in the Flint Hills.
Strengths and Weaknesses
Based on our hands-on time and customer feedback, here’s the honest breakdown.
✅ Pros:
- Reliability Track Record is Strong: Our low return rate on this item tells a story. Customers get a rifle that works, right out of the box.
- Excellent Feed Reliability: In our testing, it fed both brass and steel case ammunition without a hiccup. The magazine well and feed ramp design is forgiving.
- True Modularity: Swapping calibers with a barrel and bolt head change is straightforward for a competent user, more so than many competitors.
- Out-of-the-Box Accuracy: Most reports from buyers are for sub-MOA groups with quality factory ammo, which is what you need for ethical hunting shots.
- Fantastic Trigger: The user-adjustable trigger breaks cleanly and is one of the best factory offerings in its class.
❌ Cons:
- Price of Entry: At this price point, you’re paying for the modularity and SIG branding. It’s a significant investment.
- Proprietary Parts: Barrels and some components are SIG-specific. Aftermarket support is growing but not as vast as for a Remington 700 pattern.
- Stock Feel: The polymer stock is durable and light, but some shooters accustomed to traditional composites or wood find it lacks heft.
Best For
Buy if: You’re a hunter who values a compact, packable rifle for treestands or rough country, you appreciate the utility of a folding stock for transport, or you want the flexibility to switch between calibers like 6.5 Creedmoor for deer and .308 for larger game without buying a whole new rifle.
Skip if: Your primary use is bench-rest shooting where weight is an advantage, you’re on a very tight budget and just need a basic deer rifle, or you demand the absolute widest possible aftermarket for stocks and chassis systems.
Your Questions Answered
Is the CROSS a good rifle for Kansas whitetail hunting?
Absolutely. In 6.5 Creedmoor or .308 Winchester, it’s more than capable for whitetail at typical Kansas ranges. The folding stock makes it easy to carry in a pack or fit in a vehicle, and the light weight is appreciated on long walks.
How difficult is it to change calibers?
It requires a caliber-specific barrel and matching bolt head. The process involves removing two bolts, swapping the parts, and re-torquing. It’s a gunsmith-level task, but a competent owner with the right tools and a vise can manage it following the manual.
Does it come with iron sights?
No, the CROSS does not come with iron sights. It’s designed from the ground up to be used with an optic mounted on its integrated Pic rail. Plan your budget to include a quality scope.
Is it reliable with different ammo types?
In our testing, yes. We’ve found it feeds and cycles both brass and steel-cased ammunition reliably. This aligns with our customer feedback, which rarely mentions feeding issues—a key reason for its high satisfaction score.
Can the stock be replaced?
The stock is proprietary and folds via a hinge integrated into the receiver. While you can’t swap it for a different brand’s stock, SIG offers different grip modules, and the length of pull is adjustable.
Where can I buy CROSS online?
You can purchase the SIG SAUER CROSS right here at Polymer80Warehouse. We ship from our Cape Girardeau warehouse, and the process includes a secure FFL transfer to your local dealer.
What’s the real-world accuracy?
While results vary with ammunition and shooter, the consistent report from our buyers is that with quality match or hunting ammo, sub-MOA (1 inch or less at 100 yards) groups are readily achievable, which is excellent for a lightweight, production hunting rifle.
✅ Plain brown box — no markings
✅ Not happy? Return within 30 days.
✅ Checkout secured with SSL encryption
✅ Domestic shipping — no customs
Last updated: April 2026
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