1580: Glock Model 34, Gen 4 Competition MOS in 9 MM with 5.31" Barrel. This semi-auto pistol features a 5.31" barrel, one standard slide, one slide that is cut to accept an optic, MOS, recessed thumb rests, finger grooves, 2 magazines, accessories rail, reversible enlarged magazine catch, dual recoil spring assembly, adjustable rear sight, 5.5 lb. trigger pull and a standard black finish, The gun is in great condition and it comes in its original box with 2 mags and 2 slides. Estimated Value: Low: $1,000 High: $1,100