•Three Interchangeable backstraps for instant adaptation to small, standard, & large frame hands •Reversible magazine catch •Dual recoil spring for recoil reduction •(3) Mags
The Glock 31 Gen4 comes with revolutionary design changes that offers a unique combination of the Glock reliability, versatility, convincing ballistics and optimum carry comfort. Its modular back strap design lets you customize the grip to fit individual shooter's hand size. The surface of the gun frame employs Gen4 rough textured technology. The G31 Gen4 also has a reversible enlarged magazine catch that is changeable in seconds and accommodates all types of users. It comes in polymer matte black. The length of the G31 Gen4 is 7.95 in. and loaded weight is 33.18 oz. The standard magazine for the G31 Gen4 is a 15 round magazine but the optional accessories are 10 round magazines. The G31 Gen4 retains the GLOCK accessory rail for your attachments.