The Sig Sauer Cross STX is a bolt-action rifle chambered in .308 Win with a 20-inch heavy stainless steel barrel, folding stock, and two-stage match trigger. It weighs 6.5 lbs and folds for compact transport. 
 

Key Specifications 

• Model: Sig Cross STX 
• Caliber: .308 Win 
• Barrel Length: 20 inches 
• Capacity: 10 rounds (detachable magazine) 
• Weight: 6.5 lbs 
• Overall Length: 40.5 inches 
• Finish: Black Anodized 
• Receiver Material: Aluminum 
• Action Type: Bolt Action 
   

Detailed Features 

The heavy stainless steel barrel has a 1:10 twist rate for stability with a wide range of .308 bullet weights. The two-stage match trigger is adjustable, with a clean first stage and crisp second stage break that reduces unintentional discharge on the shot. The Sig Precision Adjustable & Folding stock locks solidly in both open and folded positions, with length-of-pull adjustable for different shooting positions without tools. The SLH/SLX Suppressor Adapter Flash Hider reduces muzzle signature and is suppressor-ready. The rifle accepts various optics setups via a standard Picatinny rail. 
 

Usage Scenarios 

• Hunting expeditions where portability matters: the folding stock reduces overall footprint for pack carry. 
• Competitive precision shooting where the 10-round detachable magazine and match trigger support fast, accurate stage runs. 
• Tactical applications where the folding stock and suppressor compatibility are practical features.

The Cross STX in .308 Win with the 20-inch barrel draws consistently positive feedback on its folding stock design and accuracy. The folding capability is cited most often by hunters and backcountry shooters who value compact storage and transport, and the stock locks firmly in the open position so there is no wobble during use.

Build quality holds up well in user accounts. The aluminum receiver and stainless barrel feel solid in hand, and accuracy at longer ranges is frequently reported as the standout trait.

Customization is a common discussion thread. The adjustable stock, optic rail, and suppressor-ready muzzle device give owners multiple configuration paths.

Weight is occasionally flagged as higher than expected for a folding rifle, which some users note when comparing it to other lightweight precision platforms. The price is higher than non-folding bolt rifles with similar specs, and opinions divide on whether the folding mechanism and match trigger components justify the premium. Initial setup and zeroing can take more time than a traditional bolt rifle, particularly when dialing in the two-stage trigger to individual preference.