With the new G20 Gen5 MOS, you get unparalleled performance and reliability, now with the added capability of mounting an optic. This compact-size pistol retains all the exceptional features of the Gen5 series, including the cutting edge GLOCK nDLC surface finish, renowned for its durability and rust resistance. It also features the high traction Gen5 frame texture, a reversible magazine catch for swift adjustments, an ambidextrous slide stop lever and the adaptable GLOCK Modular Backstrap System (MBS) for personalized operator comfort. Additionally, it boasts the universally acclaimed GLOCK Safe Action System and high visibility orange magazine followers.