Tanner Denton The MOS in the Glock G20 Gen 5 MOS stands for “Modular Optics System,” and it makes the G20 compatible with a variety of pistol red dot sights. The slide comes with a cover plate ...

For the evaluation we mounted a Trijicon SRO with a 2.5-m.o.a. red-dot reticle using the provided ... Overall, the Glock 19 Gen5 MOS FS seems to be a supremely reliable defensive pistol with ...

Richard Mann The Gen 5 is the latest version of the G26 and also accepts G17 and G19 Glock magazines ... shoot more accurately than a red-dot sight.) The G43X MOS’s grip is also a bit longer ...