The 460 Rowland® conversion barrel turns your Glock 21 into a hand cannon that is a force to be reckoned with.

Higher capacity with a faster rate of fire that delivers unbelievable stopping power. 460 Rowland® provides you with the ability to turn your Glock 21 into a reliable and powerful woods pistol.

Amazing .44 Magnum horsepower delivered through your Glock.

460 Rowland® is the ultimate Glock 21 upgrade.