GLOCK 21
Glock 21 Gen4 .45 AUTO 4.61in 13rd Polymer Frame Pistol
The GLOCK 21 Gen4 is a full-size, polymer-frame semi-automatic pistol chambered in .45 AUTO. It ships with a 4.61 in (117 mm) barrel and a standard 13-round magazine capacity. The Gen4 configuration features the Rough Textured Frame (RTF) and GLOCK’s SAFE ACTION® trigger system.
Built for duty and defensive use, the G21 Gen4 includes an accessory mounting rail and the Gen4 ergonomic features (interchangeable backstraps, reversible magazine catch). Specifications follow factory data and GLOCK published materials.
