The Winchester Model 70 Super Grade SA is a bolt-action rifle in .300 WSM, fitted with a Grade IV/V walnut stock in high-gloss finish and a 24" barrel. It is the short-action variant of the Super Grade line, which keeps overall length to 44.25" and weight at 8 lbs. 
 

Key Specifications 

• Caliber: .300 WSM 
• Barrel Length: 24 inches 
• Overall Length: 44.25 inches 
• Weight: 8 lbs 
• Capacity: 3+1 rounds (hinged floor plate) 
• Safety System: Three-position safety 
• Trigger Type: M.O.A. Trigger System 
• Stock Material: Grade IV/V Walnut 
• Finish Per Color: High Gloss 
   

Detailed Features 

 
The M.O.A. trigger system adjusts to the shooter's preferred pull weight, which helps with consistent accuracy. The three-position safety allows loading and unloading with the action locked, a practical feature in the field. The recessed target crown muzzle reduces bullet disturbance at the muzzle for better downrange consistency. Drilled and tapped receiver accepts standard scope mounts. The controlled round feed bolt action cycles reliably and is less likely to jam under field conditions than push-feed designs. The high-gloss walnut stock is checkered and shows the grain typical of Grade IV/V wood. 
 

Usage Scenarios 

 
The .300 WSM delivers .300 Win Mag-class performance from a shorter action and case, which translates to a slightly more compact and maneuverable rifle. At 24", the barrel is well-matched to the cartridge. Effective for large game hunting where flat trajectory and terminal energy matter.

The Winchester Model 70 Super Grade .300 WSM gets strong marks for build quality and material selection. The Grade IV/V walnut stock is frequently noted as a highlight. Accuracy is a consistent positive, with the .300 WSM cartridge drawing appreciation for its flat trajectory and reach on large game.

Handling and balance are rated well. Some owners mention that weight, 8 lbs before optics, adds up during extended field carries, though most accept the trade-off for a rifle this caliber.

Recoil from the .300 WSM is a topic that comes up, particularly for less experienced shooters. Most users adapt without issue. Price is discussed in the context of comparable bolt guns, with opinions split on whether the Super Grade premium is justified.

Customization interest is common, users want to mount optics and sometimes discuss stock or trigger upgrades, though the trigger is generally well-regarded out of the box. Reliability under tough conditions is consistently praised. Overall, the Super Grade SA in .300 WSM has a solid reputation among hunters who need the cartridge's performance.