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What red dots fit the GLOCK 17 Gen5 MOS?

67 of the 71 optics tracked here mount to this slide, and 1 of those needs no adapter plate. This slide uses GLOCK MOS — standard & full size.

Mount systemGLOCK MOS — standard & full size
Optics that fit67 of 71
No plate needed1
Plate to slide13.1 in-lb (1.5 Nm)
How this slide mounts an optic25.5 mm plates for 9 mm / .40 / .357 Gen4 and Gen5 MOS slides. Most MOS pistols now ship with plate 02 only; the rest are ordered separately.

Cheapest ways to mount it

Cheapest overall$60–150Cyelee Cat / Wolfin-box plate: MOS Plate 02
Cheapest with no plate$300–450Holosun SCS MOSdirect — no adapter
Cheapest enclosed emitter$175–360Viridian RFX45plate: V4 MIL/LEO (per-footprint SKU)

Every optic, and how it mounts

ItemFootprintHow it mountsCost to mount
Direct — 1
Holosun SCS MOS EnclosedHolosun SCS (MOS)direct — no adapter$300–450
Plate — 66
ADE Delta ProTrijicon RMRin-box plate: MOS Plate 02$60–150
ADE NUWAcc ProTrijicon RMRccplate: V4 MIL/LEO (per-footprint SKU)$85–210
Aimpoint ACRO C-2 EnclosedAimpoint ACROplate: V4 MIL/LEO (per-footprint SKU)$475–710
Aimpoint ACRO P-1 EnclosedAimpoint ACROplate: V4 MIL/LEO (per-footprint SKU)$475–710
Aimpoint ACRO P-2 EnclosedAimpoint ACROplate: V4 MIL/LEO (per-footprint SKU)$675–960
Ameriglo HavenTrijicon RMRin-box plate: MOS Plate 02$150–300
Burris FastFire 3Docter / Noblexplate: MOS Plate 01$163–325
Burris FastFire 4Docter / Noblexplate: MOS Plate 01$163–325
Bushnell RXS-100Leupold DeltaPoint Proplate: MOS Plate 04$163–325
C-More RTS2C-More RTS2 / STS2plate: MOS Plate 03$313–475
C-More STS2C-More RTS2 / STS2plate: MOS Plate 03$313–475
C&H Precision CompTrijicon RMRin-box plate: MOS Plate 02$300–450
Crimson Trace CTS-1550Shield RMScplate: V4 MIL/LEO (per-footprint SKU)$175–360
Cyelee Cat / WolfTrijicon RMRin-box plate: MOS Plate 02$60–150
EOTECH EFLX MiniLeupold DeltaPoint Proplate: MOS Plate 04$313–475
Holosun 407C X2Trijicon RMRin-box plate: MOS Plate 02$150–300
Holosun 407COMPTrijicon RMRin-box plate: MOS Plate 02$300–450
Holosun 407K X2Holosun Kplate: V4 MIL/LEO (per-footprint SKU)$175–360
Holosun 507C X2Trijicon RMRin-box plate: MOS Plate 02$300–450
Holosun 507C X3 / 407C X3Trijicon RMRin-box plate: MOS Plate 02$300–450
Holosun 507COMPTrijicon RMRin-box plate: MOS Plate 02$300–450
Holosun 507K X2Holosun Kplate: V4 MIL/LEO (per-footprint SKU)$325–510
Holosun 507K X3 / 407K X3Holosun Kplate: V4 MIL/LEO (per-footprint SKU)$325–510
Holosun 508T X2Trijicon RMRin-box plate: MOS Plate 02$300–450
Holosun 509T EnclosedHolosun 509Tplate: V4 MIL/LEO (per-footprint SKU)$475–710
Holosun EPS EnclosedHolosun Kplate: V4 MIL/LEO (per-footprint SKU)$325–510
Holosun EPS Carry EnclosedHolosun Kplate: V4 MIL/LEO (per-footprint SKU)$325–510
Holosun SCS Carry EnclosedHolosun Kplate: V4 MIL/LEO (per-footprint SKU)$325–510
JP Enterprises JPointShield RMScplate: V4 MIL/LEO (per-footprint SKU)$175–360
Leapers UTG OP3 MicroDocter / Noblexplate: MOS Plate 01$73–175
Leupold DeltaPoint ProLeupold DeltaPoint Proplate: MOS Plate 04$313–475
Lucid Optics E7 EnclosedAimpoint ACROplate: V4 MIL/LEO (per-footprint SKU)$175–360
Meopta MeoSight IVDocter / Noblexplate: MOS Plate 01$163–325
Meprolight MPO-DFTrijicon RMRin-box plate: MOS Plate 02$300–450
Noblex Sight III / Docter Sight CDocter / Noblexplate: MOS Plate 01$313–475
Olight Osight KHolosun Kplate: V4 MIL/LEO (per-footprint SKU)$85–210
Olight Osight SShield RMScplate: V4 MIL/LEO (per-footprint SKU)$85–210
Primary Arms Classic 21 mm MicroShield RMScplate: V4 MIL/LEO (per-footprint SKU)$85–210
Riton 3 TACTIX MPRD 2Shield RMScplate: V4 MIL/LEO (per-footprint SKU)$175–360
Riton 3 TACTIX PRDTrijicon RMRin-box plate: MOS Plate 02$150–300
Shield Sights RMS2Shield RMScplate: V4 MIL/LEO (per-footprint SKU)$175–360
Shield Sights RMScShield RMScplate: V4 MIL/LEO (per-footprint SKU)$175–360
SIG Sauer ROMEO-X CompactShield RMScplate: V4 MIL/LEO (per-footprint SKU)$175–360
SIG Sauer ROMEO-X ProLeupold DeltaPoint Proplate: MOS Plate 04$313–475
SIG Sauer ROMEO1PROSIG Romeo1Proplate: V4 MIL/LEO (per-footprint SKU)$325–510
SIG Sauer ROMEO2 EnclosedSIG Romeo2plates included with the optic$450–650
SIG Sauer ROMEOZeroShield RMScplate: V4 MIL/LEO (per-footprint SKU)$85–210
SIG Sauer ROMEOZero EliteShield RMScplate: V4 MIL/LEO (per-footprint SKU)$175–360
Sightmark Mini Shot A-SpecDocter / Noblexplate: MOS Plate 01$73–175
Steiner MPS EnclosedAimpoint ACROplate: V4 MIL/LEO (per-footprint SKU)$475–710
Swampfox Justice IITrijicon RMRin-box plate: MOS Plate 02$150–300
Swampfox Liberty IITrijicon RMRin-box plate: MOS Plate 02$150–300
Swampfox Sentinel IIShield RMScplate: V4 MIL/LEO (per-footprint SKU)$85–210
Trijicon RCR EnclosedTrijicon RCRplate: V4 MIL/LEO (per-footprint SKU)$675–960
Trijicon RMR HDTrijicon RMRin-box plate: MOS Plate 02$650–900
Trijicon RMR Type 2Trijicon RMRin-box plate: MOS Plate 02$450–650
Trijicon RMRccTrijicon RMRccplate: V4 MIL/LEO (per-footprint SKU)$475–710
Trijicon SROTrijicon RMRin-box plate: MOS Plate 02$450–650
Viridian RFX35Shield RMScplate: V4 MIL/LEO (per-footprint SKU)$85–210
Viridian RFX45 EnclosedAimpoint ACROplate: V4 MIL/LEO (per-footprint SKU)$175–360
Vortex Defender-CCWShield RMScplate: V4 MIL/LEO (per-footprint SKU)$175–360
Vortex Defender-SLLeupold DeltaPoint Proplate: MOS Plate 04$163–325
Vortex Defender-STLeupold DeltaPoint Proplate: MOS Plate 04$313–475
Vortex Defender-XLLeupold DeltaPoint Proplate: MOS Plate 04$313–475
Vortex VenomDocter / Noblexplate: MOS Plate 01$163–325
Vortex ViperDocter / Noblexplate: MOS Plate 01$163–325
No fit — 4
Aimpoint COA EnclosedAimpoint COA / A-Cutno known route$650–900
Aimpoint Micro T-2 EnclosedAimpoint Microno known route$650–900
Holosun SCS 320 EnclosedHolosun SCS (320)no known route$300–450
SIG Sauer ROMEO-X EnclosedSIG-LOCno known route$300–450

Adapter plates for this slide

PlateGives youSourcePrice
MOS Plate 01
note Docter, Meopta, Insight, Vortex Venom / Viper, Burris FastFire
Docter / NoblexGLOCK factory$13–25
MOS Plate 02
note Trijicon RMR / SRO, Ameriglo, Holosun C-series. This is the one plate standard MOS pistols ship with — you already own it. Plates 01, 03 and 04 are factory parts but are bought separately.
Trijicon RMRGLOCK factoryin the box
MOS Plate 03
note C-More RTS2 / STS2
C-More RTS2 / STS2GLOCK factory$13–25
MOS Plate 04
note Leupold DeltaPoint Pro, EOTech, Shield RMS
Leupold DeltaPoint ProGLOCK factory$13–25
V4 MIL/LEO (per-footprint SKU)
note Sits lower than the factory plate and is the usual upgrade when a factory plate keeps loosening. One SKU per footprint.
Trijicon RMR
Leupold DeltaPoint Pro
Aimpoint ACRO
Holosun K
Shield RMSc
Holosun 509T
Trijicon RMRcc
SIG Romeo1Pro
Trijicon RCR
C&H Precision$25–60
Type A / Type B
note Type A covers RMSc / DPP / Docter; Type B covers RMR / RTS2.
Shield RMSc
Docter / Noblex
Leupold DeltaPoint Pro
Trijicon RMR
C-More RTS2 / STS2
Optics Spot$25–60
MOS → RCR (steel)Trijicon RCRAthena Precision$60–95

Check a specific pairing

The interactive fit checker gives you a single verdict for this pistol and any optic, plus a build sheet with the plate SKU, screw threads, torque figures and install order.