Glock 31 Gen4 .357 Sig 4.49" 15rd Pistol, Black - PG3150203

The Glock 31 Gen4 is a semi-automatic pistol chambered in .357 SIG with a 4.49" barrel and 15-round magazine capacity. It features the Gen4 Modular Back Strap system for customizable grip sizing, dual recoil spring assembly, reversible enlarged magazine catch, and a rough-textured RTF frame with Safe Action trigger system for reliable performance in a lightweight polymer-framed design.