Glock 21 Gen4 Reloading generally requires use of a

generally requires use of a coin or wrench

backlash and over-travel

Reloading Handbook

even in wet and cold conditions

Glock 21 Gen4 Reloading generally requires use of aRemarkable for its accuracy and light recoil, the GLOCK 21 Gen4 delivers the legendary stopping power of the . 45 AUTO round with 10 round magazine capacity. The Modular Back Strap design on the G21 Gen4 lets you instantly customize its grip to adapt to an individual shooter's hand size. The surface of the frame employs the new scientifically designed, real world tested, Gen4 rough textured technology. Internally, the new GLOCK dual recoil spring