The GLOCK 32 Gen4, in .357 Sig, introduces revolutionary design changes to the pistol that offers a unique combination of versatility, convincing ballistics, optimum carry comfort, and the GLOCK pistol reliability. The Modular Back Strap design 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 assembly substantially increases the life of the system. A reversible enlarged magazine catch, changeable in seconds, accommodates left or right-handed operators. The G32 Gen4 retains the GLOCK accessory rail for your attachments.