The Winchester Model 70 Extreme VSX is a bolt-action rifle chambered in .300 WSM with a 24-inch free-floating barrel, 1:10 twist, and a hinged floorplate magazine holding 3 rounds. Overall length is 44.25 inches and weight is 7 lbs. The finish is Tungsten Cerakote over a TrueTimber VSX composite stock. 
 

Key Specifications 

• Model: Winchester Model 70 Extreme VSX 
• Caliber: .300 WSM 
• Barrel Length: 24 inches 
• Overall Length: 44.25 inches 
• Weight: 7 lbs 
• Capacity: 3 rounds (hinged floorplate magazine) 
• Twist Rate: 1:10" 
• Finish: Tungsten Cerakote with TrueTimber VSX stock finish 
   

Detailed Features 

 
The free-floating barrel minimizes contact-point interference with the stock, which helps consistency across varying temperatures and positions. Winchester's M.O.A. Trigger System is adjustable, so shooters can set pull weight to their preference. The polished chamber improves feeding and makes cleanup easier after a day in the field. 
 
The TrueTimber VSX composite stock handles weather well and provides a stable platform. Tungsten Cerakote on the metalwork reduces glare and resists corrosion. The receiver is drilled and tapped for scope mounts. 
 
At .300 WSM the rifle handles elk, deer, and other large game at extended ranges without the longer receiver length of a full .300 Win Mag.

The Winchester Model 70 Extreme VSX in .300 WSM draws genuine enthusiasm from hunters and precision shooters, along with some honest criticisms worth considering.

Accuracy is the most consistently praised attribute. Owners report tight groups at distance and describe it as reliably consistent across different loads. Build quality reinforces that reputation -- the craftsmanship on the Model 70 is frequently called out as a step above entry-level bolt guns, with solid metal-to-stock fit and a polished, functional action.

The M.O.A. trigger is a highlight for many users. Being able to adjust pull weight to taste makes a real difference for precision work. The TrueTimber VSX stock is mentioned positively for its grip and weather resistance, and the tungsten finish keeps glare down in the field.

On .300 WSM specifically: most hunters find it more than adequate for large game and appreciate the shorter action compared to .300 Win Mag. A minority of shooters note the recoil is firm, which is normal for the cartridge and worth knowing if you are new to the caliber.

Weight (7 lbs) comes up occasionally as a consideration for long backcountry carries, though most users find it acceptable given the accuracy payoff. Price is higher than many competitors, which prompts some comparison shopping before purchase. Aftermarket accessory options are narrower than for more mainstream platforms, which some users note when looking to customize.