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Glock 20 Gen5 MOS

Glock · Full-Size Pistol · Striker · 4.61″ Barrel · Optics-Ready

Caliber: 10mm Auto

Effective Range: Close quarters (~0–50 yd)

Compatible Optics

38 compatible optics in our catalog.

Showing 38 of 38

Red dots & reflex sights

1x, no magnification — fast target acquisition up close.

  • Holosun SCS-MOSDirect Fit

    2 MOA dot · Open

    ≈ $411
    MSRP
  • Athlon Midas Burst Pistol Red DotNeeds Mount

    3 MOA dot · Enclosed

    Requires: Glock MOS factory plate

    ≈ $230
    MSRP
  • Athlon Midas Flash Pistol Red DotNeeds Mount

    3 MOA dot · Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $250
    MSRP
  • Burris FastFire 3Needs Mount

    8 MOA dot · Open

    Requires: Glock MOS Docter/Venom plate

    ≈ $299
    MSRP
  • Burris FastFire 4Needs Mount

    3 MOA dot · Open

    Requires: Glock MOS Docter/Venom plate

    ≈ $419
    MSRP
  • Bushnell RXM-300 Reflex SightNeeds Mount

    4 MOA dot · Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $200
    MSRP
  • Bushnell RXS-100 Reflex SightNeeds Mount

    4 MOA dot · Open

    Requires: Glock MOS factory plate

    ≈ $150
    MSRP
  • Bushnell RXS-250 Reflex SightNeeds Mount

    4 MOA dot · Open

    Requires: Glock MOS factory plate

    ≈ $200
    MSRP
  • Crimson Trace CT RADNeeds Mount

    3 MOA dot · Open

    Requires: Glock MOS Docter/Venom plate

    ≈ $242
    MSRP
  • Crimson Trace CT RAD ProNeeds Mount

    3 MOA dot · Open

    Requires: Glock MOS Docter/Venom plate

    ≈ $297
    MSRP
  • Crimson Trace CTS-1250Needs Mount

    3.25 MOA dot · Open

    Requires: Glock MOS Docter/Venom plate

    ≈ $260
    MSRP
  • EOTech EFLX Mini ReflexNeeds Mount

    6 MOA dot · Open

    Requires: Glock MOS factory plate

    ≈ $389
    MSRP
  • Holosun 407C X2Needs Mount

    Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    No offers yet
  • Holosun 507C X2Needs Mount

    Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    Buy · $290
    OpticsPlanet
  • Holosun 507COMPNeeds Mount

    Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    No offers yet
  • Holosun 508T X2Needs Mount

    Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    No offers yet
  • Holosun HE509T-RD X2Needs Mount

    2 MOA dot · Enclosed

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $530
    MSRP
  • Leupold DeltaPoint ProNeeds Mount

    Open

    Requires: Glock MOS factory plate

    No offers yet
  • Meprolight MicroRDS (Micro Red Dot + QD pistol adapter kit)Needs Mount

    3 MOA dot · Open

    Requires: Glock MOS Docter/Venom plate

    ≈ $350
    MSRP
  • Meprolight MPO PRO-F (Enclosed Emitter, RMR Footprint)Needs Mount

    3 MOA dot · Enclosed

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $400
    MSRP
  • Meprolight MPO-F (Open Emitter, RMR Footprint)Needs Mount

    3 MOA dot · Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $320
    MSRP
  • Riton 3 Tactix PRD (3 Tactix PRD 3)Needs Mount

    2 MOA dot · Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $350
    MSRP
  • SIG Romeo1ProNeeds Mount

    Open

    Requires: Glock MOS factory plate

    No offers yet
  • SIG Sauer Romeo-X ProNeeds Mount

    2 MOA dot · Open

    Requires: Glock MOS factory plate

    ≈ $480
    MSRP
  • SIG Sauer Romeo2Needs Mount

    2 MOA dot · Enclosed

    Requires: Glock MOS factory plate

    ≈ $800
    MSRP
  • Swampfox Justice IINeeds Mount

    6 MOA dot · Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $300
    MSRP
  • Swampfox KingslayerNeeds Mount

    3 MOA dot · Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $230
    MSRP
  • Swampfox KrakenNeeds Mount

    3 MOA dot · Enclosed

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $350
    MSRP
  • Swampfox LiberatorNeeds Mount

    3 MOA dot · Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $200
    MSRP
  • Swampfox Liberty IINeeds Mount

    3 MOA dot · Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $280
    MSRP
  • Trijicon RCRNeeds Mount

    3.25 MOA dot · Enclosed

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $699
    MSRP
  • Trijicon RMR HDNeeds Mount

    3.25 MOA dot · Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    ≈ $1,019
    MSRP
  • Trijicon RMR Type 2Needs Mount

    Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    Buy · $599
    OpticsPlanet
  • Trijicon SRONeeds Mount

    Open

    Requires: Glock MOS Plate 01 (RMR / Holosun 507C), ships with pistol

    No offers yet
  • Vortex Defender-STNeeds Mount

    Open

    Requires: Glock MOS factory plate

    No offers yet
  • Vortex Venom (open emitter)Needs Mount

    6 MOA dot · Open

    Requires: Glock MOS Docter/Venom plate

    ≈ $280
    MSRP
  • Vortex Venom EnclosedNeeds Mount

    6 MOA dot · Enclosed

    Requires: Glock MOS factory plate

    ≈ $350
    MSRP
  • Vortex Viper Red DotNeeds Mount

    6 MOA dot · Open

    Requires: Glock MOS Docter/Venom plate

    ≈ $250
    MSRP

Suitability is general guidance based on the platform's typical effective range — not a hard rule. Your load, optic, and intended use may shift it.