The PTR-113 GIRK is a semi-automatic .308 Win rifle built around a roller-delayed blowback system derived from the HK91/G3 pattern. The 16-inch barrel keeps it handy while the roller-delayed action meaningfully reduces felt recoil compared to direct-impingement alternatives in this caliber. It ships in a green parkerized finish and takes both 10- and 20-round magazines. 
 

Key Specifications 

• Model: PTR-113 GIRK 
• Caliber: .308 Win (7.62 x 51) 
• Barrel Length: 16 inches 
• Overall Length: 38.5 inches 
• Weight: 9.5 lbs 
• Capacity: 20 rounds (compatible with both 10 or 20 round magazines) 
• Action Type: Semi-Automatic 
• Operating System: Roller-delayed blowback 
• Twist Rate: 1:10 inches 
• Trigger Pull Weight: 9 - 10 lbs 
• Finish Color: Green Parkerized 
   

Detailed Features 

The steel receiver and synthetic stock hold up to rough handling, and the iron sights give you a usable zero without any optic. The green polymer grip panels are comfortable through longer sessions. The 9-10 lb trigger pull is on the heavy side — that's typical for the roller-delayed platform and something to be aware of if you're used to a lighter break. 
 

Usage Scenarios 

The .308 Win caliber and 20-round capacity make this a capable hunting rifle for larger game or a practical choice for longer-range target work. The 38.5-inch overall length is manageable for the caliber. Competitive shooters have run it in precision rifle formats, though the trigger pull weight is a limitation to account for at distance.

The PTR-113 GIRK draws consistent praise for its build quality and the parkerized finish — users note it holds up well to wear and the green coloring is a practical and distinctive choice. Accuracy is generally reported as solid across a range of distances, whether for hunting or target shooting, and the semi-automatic action cycles reliably.

Weight is the most common complaint. At 9.5 lbs, it's heavier than many competing .308 semi-autos, and for hunters covering ground it becomes a real consideration. Magazine availability and aftermarket parts sourcing also come up — the platform has a dedicated following but the accessory ecosystem is narrower than AR-10-pattern rifles. Some users mention needing a break-in period before the action cycles at its smoothest. Customer service and warranty experiences are mixed, with some owners reporting quick resolution and others noting delays.