GLOCK 21 GENS MOS AUSTRIA

.45 ACP cal., similar to G21 Gen 4, except has Glock MOS (Modular Optic System), 4.61 in. match crown barrel w/hexagonal rifling Glock Marksman Barrel (GMB) w/less aggressive polymid traction, includes three 10 or 13 shot mags., 5 ? lb. trigger pull, new trigger system, choice of standard plastic sights, 3-dot night, or Ameriglo gold operator sights, grip w/o finger grooves, redesigned firing pin and safety, Rough Textured Frame (RTF) SF (Short Frame) includes interchangeable frame backstraps, Ambi slide stop levers, flared magwell, recessed thumb rests, accessories rail, and reversible mag. catch, nDLC black finish, 29.81 oz. New 2023.