Grandpower RSR9A3 13" CQB Gear The Huben K1 has become

The Huben K1 has become a legend in the world of PCP air rifles — known for its revolutionary design

16" barrel

and excellent build quality

and routine practice where value and reliable function matter

0 model greatly increases odds for in-flight take down

Grandpower RSR9A3 13" CQB Gear The Huben K1 has becomeThe Grand Power RSR9A3 represents the rifle length evolution of the Stribog platform, offering maximum accuracy and control in a pistol caliber carbine. Chambered in 919mm, the RSR9A3 features a longer 13 or 16 inch barrel with a roller delayed blowback system, providing soft recoil, excellent stability, and reliable cycling even under rapid fire. Constructed with a precision machined aluminum upper and reinforced polymer lower, the RSR9A3 combines