Home / Optics / Holosun 509T

What pistols fit the Holosun 509T?

Page last updated . Data compiled September 2026 by Andrew Terrebonne.

It uses the Holosun 509T footprint and mounts to 70 of the 178 slides tracked here. An enclosed-emitter optic: 1.27 oz, a CR1632 battery, with a 2 MOA + 32 MOA circle reticle.

No plate neededPlate neededDoesn’t fit

Pistols that fit70 of 178
No plate to buy0
Plate to buy70
FootprintHolosun 509T
EmitterEnclosed
Window22.9 × 16.8 mm
Dot options2 MOA + 32 MOA circle
Weight1.27 oz
BatteryCR1632
Screws (footprint)per Holosun kit
Torque (footprint)15 in-lb plate / 20 in-lb optic
Street price$450–650 · Holosun ↗

Window and weight from Holosun, HE509T-X2 (the current 509T) ↗. Checked against them September 26, 2026.

About this opticTitanium; duty-oriented. Steel plates recommended.
Sight co-witness, where no sight maker publishes heightsDepends on your front sight height, which can vary by SKU and production run within one model. Standard-height irons: no co-witness. Suppressor-height irons: low in the window at best, since enclosed emitters sit tall. Mounted directly, the optic sits as low as the cut allows, but an enclosed housing gives most of that height back. That's the typical case for this kind of optic, not a guarantee: pistols don't standardize sight and optic heights the way rifles do. Where one does, its figures are below and take precedence.
Sight heights published for this optic on 9 slides
GLOCK 19 Gen5 MOS
  • Night Fision · lower 1/3 · front .469 / rear .494 in
GLOCK 17 Gen5 MOS
  • Night Fision · lower 1/3 · front .469 / rear .494 in
GLOCK 45 Gen5 MOS
  • Night Fision · lower 1/3 · front .469 / rear .494 in
GLOCK 34 Gen5 MOS
  • Night Fision · lower 1/3 · front .469 / rear .494 in
GLOCK 26 Gen5 MOS
  • Night Fision · lower 1/3 · front .469 / rear .494 in
GLOCK 17 / 19 / 34 Gen4 MOS
  • Night Fision · lower 1/3 · front .469 / rear .494 in
Smith & Wesson M&P9 M2.0 Optics Ready (4.25 / 4.6 / 5 in)
  • Night Fision · lower 1/3 · front .464 / rear .560 in
  • Night Fision · lower 1/5 · front .311 / rear .402 in
Walther PDP Full Size (1.0)
  • Night Fision · lower 1/3 · front .469 / rear .494 in
  • Night Fision · lower 1/5 · front .330 / rear .353 in
Walther PDP Compact (1.0)
  • Night Fision · lower 1/3 · front .469 / rear .494 in
  • Night Fision · lower 1/5 · front .330 / rear .353 in

Heights are front / rear in inches, as each sight maker measures its own sights. That's not a deck height, and it doesn't compare across makers to the thousandth. Absolute puts the front sight level with the dot; lower 1/3 and lower 1/5 sit it lower in the window. A sight maker sells a handful of fixed heights, so optics of similar height share one set: the same figures under two optics are the maker's chart saying so, not a copy.

Night Fision — co-witness chart for GLOCK 17/19/26/34/45 ↗ Night Fision — co-witness chart for the full-size M&P optics cut ↗ Night Fision — co-witness chart for the Walther PDP ↗

Holosun 509T footprintProprietary. Almost always mounted on a dedicated 509T plate; steel plates are the usual recommendation.

Simplest slides to mount it on

Cheapest plate to buy$475–710GLOCK 19 Gen5 MOSplate: V4 MIL/LEO (one SKU per footprint)Every slide it fits, cheapest firstBuild sheet

Cost to mount is the optic plus the cheapest plate that fits, in approximate street-price bands from September 2026, for comparing routes. Pistols aren't priced, so when slides tie, the card names the most popular one.

Every pistol, and how it mounts

ItemSlide cutHow it mountsCost to mount
Plate to buy — 70
Canik METE SFBuild sheetCanik METE optic cut (RMSc plus RMRcc or RMR)plate: METE 509T DOGTAG$510–745
Canik METE SFTBuild sheetCanik METE optic cut (RMSc plus RMRcc or RMR)plate: METE 509T DOGTAG$510–745
Canik METE SFT ProBuild sheetCanik METE optic cut (RMSc plus RMRcc or RMR)plate: METE 509T DOGTAG$510–745
Canik METE SFxBuild sheetCanik METE optic cut (RMSc plus RMRcc or RMR)plate: METE 509T DOGTAG$510–745
Canik TTI CombatBuild sheetCanik TTI Combat optic interface platesplate: TTI 509T DOGTAG$510–745
Canik TTI Combat MasterBuild sheetCanik TTI Combat optic interface platesplate: TTI 509T DOGTAG$510–745
CZ P-10 C Optics ReadyBuild sheetCZ P-10 OR plate systemplate: P-10 OR → Holosun 509T$510–745
CZ P-10 F Optics ReadyBuild sheetCZ P-10 OR plate systemplate: P-10 OR → Holosun 509T$510–745
CZ P-10 S Optics ReadyBuild sheetCZ P-10 OR plate systemplate: P-10 OR → Holosun 509T$510–745
CZ Shadow 2 Compact Optics ReadyBuild sheetCZ Shadow 2 OR plate systemplate: Shadow 2 OR → Holosun 509T$510–745
CZ Shadow 2 Optics ReadyBuild sheetCZ Shadow 2 OR plate systemplate: Shadow 2 OR → Holosun 509T$510–745
GLOCK 17 / 19 / 34 Gen4 MOSBuild sheetGLOCK MOS — standard & full sizeplate: V4 MIL/LEO (one SKU per footprint)$475–710
GLOCK 17 / 19 / 45 Gen6 (ORS)Build sheetGLOCK Gen6 ORSplate: Gen 6 MIL/LEO → Holosun 509T (steel)$510–745
GLOCK 17 Gen5 MOSBuild sheetGLOCK MOS — standard & full sizeplate: V4 MIL/LEO (one SKU per footprint)$475–710
GLOCK 19 Gen5 MOSBuild sheetGLOCK MOS — standard & full sizeplate: V4 MIL/LEO (one SKU per footprint)$475–710
GLOCK 19X MOSBuild sheetGLOCK MOS — standard & full sizeplate: V4 MIL/LEO (one SKU per footprint)$475–710
GLOCK 20 Gen5 MOS (10 mm)Build sheetGLOCK MOS — 10 mm / .45 framesplate: V4 MIL/LEO (large frame)$475–710
GLOCK 21 Gen5 MOS (.45)Build sheetGLOCK MOS — 10 mm / .45 framesplate: V4 MIL/LEO (large frame)$475–710
GLOCK 22 / 23 Gen5 MOS (.40)Build sheetGLOCK MOS — standard & full sizeplate: V4 MIL/LEO (one SKU per footprint)$475–710
GLOCK 26 Gen5 MOSBuild sheetGLOCK MOS — standard & full sizeplate: V4 MIL/LEO (one SKU per footprint)$475–710
GLOCK 34 Gen5 MOSBuild sheetGLOCK MOS — standard & full sizeplate: V4 MIL/LEO (one SKU per footprint)$475–710
GLOCK 35 Gen5 MOS (.40)Build sheetGLOCK MOS — standard & full sizeplate: V4 MIL/LEO (one SKU per footprint)$475–710
GLOCK 40 MOS (10 mm)Build sheetGLOCK MOS — 10 mm / .45 framesplate: V4 MIL/LEO (large frame)$475–710
GLOCK 41 MOS (.45)Build sheetGLOCK MOS — 10 mm / .45 framesplate: V4 MIL/LEO (large frame)$475–710
GLOCK 44 MOS (.22 LR)Build sheetGLOCK MOS — standard & full sizeplate: V4 MIL/LEO (one SKU per footprint)$475–710
GLOCK 45 Gen5 MOSBuild sheetGLOCK MOS — standard & full sizeplate: V4 MIL/LEO (one SKU per footprint)$475–710
GLOCK 47 Gen5 MOSBuild sheetGLOCK MOS — standard & full sizeplate: V4 MIL/LEO (one SKU per footprint)$475–710
GLOCK 49 Gen5 MOSBuild sheetGLOCK MOS — standard & full sizeplate: V4 MIL/LEO (one SKU per footprint)$475–710
Heckler & Koch SFP9 OR (European VP9)Build sheetHK VP9 / SFP9 OR plate systemplate: HK Holosun 509T plate (51000792)$475–710
Heckler & Koch VP9 Match ORBuild sheetHK VP9 / SFP9 OR plate systemplate: HK Holosun 509T plate (51000792)$475–710
Heckler & Koch VP9 Optics ReadyBuild sheetHK VP9 / SFP9 OR plate systemplate: HK Holosun 509T plate (51000792)$475–710
Heckler & Koch VP9SK Optics ReadyBuild sheetHK VP9 / SFP9 OR plate systemplate: HK Holosun 509T plate (51000792)$475–710
Shadow Systems CR920 / CR920PBuild sheetShadow Systems CR920 optic cut (RMSc pattern)plate: CR920 → Holosun 509T$475–710
Shadow Systems DR920 / DR920PBuild sheetShadow Systems multi-optic cut (MR920, DR920, XR920)plate: MR920 / XR920 → Holosun 509T (steel)$510–745
Shadow Systems Foundation SeriesBuild sheetShadow Systems multi-optic cut (MR920, DR920, XR920)plate: MR920 / XR920 → Holosun 509T (steel)$510–745
Shadow Systems MR920Build sheetShadow Systems multi-optic cut (MR920, DR920, XR920)plate: MR920 / XR920 → Holosun 509T (steel)$510–745
Shadow Systems MR920 Elite / CombatBuild sheetShadow Systems multi-optic cut (MR920, DR920, XR920)plate: MR920 / XR920 → Holosun 509T (steel)$510–745
Shadow Systems XR920 / XR920PBuild sheetShadow Systems multi-optic cut (MR920, DR920, XR920)plate: MR920 / XR920 → Holosun 509T (steel)$510–745
SIG Sauer P320 AXG Legion / AXG ProBuild sheetSIG P320 optic cut (Romeo1Pro pattern)plate: P320 → Holosun 509T$475–710
SIG Sauer P320 Spectre CompBuild sheetSIG P320 optic cut (Romeo1Pro pattern)plate: P320 → Holosun 509T$475–710
SIG Sauer P320 X-CarryBuild sheetSIG P320 optic cut (Romeo1Pro pattern)plate: P320 → Holosun 509T$475–710
SIG Sauer P320 XCompactBuild sheetSIG P320 optic cut (Romeo1Pro pattern)plate: P320 → Holosun 509T$475–710
SIG Sauer P320 XFive LegionBuild sheetSIG P320 optic cut (Romeo1Pro pattern)plate: P320 → Holosun 509T$475–710
SIG Sauer P320 XTenBuild sheetSIG P320 optic cut (Romeo1Pro pattern)plate: P320 → Holosun 509T$475–710
SIG Sauer P320-M17 / M18Build sheetSIG P320 optic cut (Romeo1Pro pattern)plate: P320 → Holosun 509T$475–710
Smith & Wesson M&P Carry CompBuild sheetS&W M&P C.O.R.E. / Optics Readyplate: M&P 2.0 → Holosun 509T (steel)$510–745
Smith & Wesson M&P CompetitorBuild sheetS&W M&P C.O.R.E. / Optics Readyplate: M&P 2.0 → Holosun 509T (steel)$510–745
Smith & Wesson M&P EqualizerBuild sheetS&W Equalizer optic cutplate: Equalizer / M&P 5.7 → Holosun 509T$475–710
Smith & Wesson M&P10mm M2.0 Optics ReadyBuild sheetS&W M&P C.O.R.E. / Optics Readyplate: M&P 2.0 → Holosun 509T (steel)$510–745
Smith & Wesson M&P9 C.O.R.E. (pre-M2.0)Build sheetS&W M&P C.O.R.E. / Optics Readyplate: M&P 2.0 → Holosun 509T (steel)$510–745
Smith & Wesson M&P9 M2.0 Compact Optics ReadyBuild sheetS&W M&P C.O.R.E. / Optics Readyplate: M&P 2.0 → Holosun 509T (steel)$510–745
Smith & Wesson M&P9 M2.0 MetalBuild sheetS&W M&P C.O.R.E. / Optics Readyplate: M&P 2.0 → Holosun 509T (steel)$510–745
Smith & Wesson M&P9 M2.0 Optics Ready (4.25 / 4.6 / 5 in)Build sheetS&W M&P C.O.R.E. / Optics Readyplate: M&P 2.0 → Holosun 509T (steel)$510–745
Smith & Wesson Performance Center M&P9 M2.0 Metal / Spec SeriesBuild sheetS&W M&P C.O.R.E. / Optics Readyplate: M&P 2.0 → Holosun 509T (steel)$510–745
Springfield Armory 1911 DS Operator AOSBuild sheetSpringfield AOSplate: AOS → Holosun 509T$475–710
Springfield Armory Prodigy (1911 DS)Build sheetSpringfield AOSplate: AOS → Holosun 509T$475–710
Springfield Armory XD-M Elite OSPBuild sheetSpringfield AOSplate: AOS → Holosun 509T$475–710
Staccato C2Build sheetStaccato / 2011 optic plate systemplate: Staccato → Holosun 509T$510–745
Staccato PBuild sheetStaccato / 2011 optic plate systemplate: Staccato → Holosun 509T$510–745
Staccato XCBuild sheetStaccato / 2011 optic plate systemplate: Staccato → Holosun 509T$510–745
Staccato XLBuild sheetStaccato / 2011 optic plate systemplate: Staccato → Holosun 509T$510–745
Walther PDP 2.0 CompactBuild sheetWalther PDP 2.0 optic cutplate: PDP 2.0 → Holosun 509T$475–710
Walther PDP 2.0 Full SizeBuild sheetWalther PDP 2.0 optic cutplate: PDP 2.0 → Holosun 509T$475–710
Walther PDP Compact (1.0)Build sheetWalther PDP 1.0 optic cutplate: PDP 1.0 → Holosun 509T$475–710
Walther PDP Compact F-SeriesBuild sheetWalther PDP 1.0 optic cutplate: PDP 1.0 → Holosun 509T$475–710
Walther PDP F-SeriesBuild sheetWalther PDP 1.0 optic cutplate: PDP 1.0 → Holosun 509T$475–710
Walther PDP Full Size (1.0)Build sheetWalther PDP 1.0 optic cutplate: PDP 1.0 → Holosun 509T$475–710
Walther PDP ProBuild sheetWalther PDP 1.0 optic cutplate: PDP 1.0 → Holosun 509T$475–710
Walther PDP Pro SDBuild sheetWalther PDP 1.0 optic cutplate: PDP 1.0 → Holosun 509T$475–710
Walther PDP Steel FrameBuild sheetWalther PDP 1.0 optic cutplate: PDP 1.0 → Holosun 509T$475–710
No fit — 108
1911 / 2011 Non-optics-ready slideNo factory optic provisionno known route—
Any pistol No factory optic cut — custom mill requiredNo factory optic provisionno known route—
Archon Firearms Type B / Type D ORRMSc-pattern direct cutno known route—
Arex Delta Gen.2Arex Delta Gen.2 plate systemno known route—
Arex Zero 1 TacticalArex Zero 1 Tactical ROR plate systemno known route—
Avidity Arms PD10RMSc-pattern direct cutno known route—
Beretta 80X CheetahBeretta 80X Cheetah plate systemno known route—
Beretta 92 GTSBeretta 92X / M9A4 plate systemno known route—
Beretta 92FS / M9 (no optic cut)No factory optic provisionno known route—
Beretta 92FS X Performance ORBeretta 92X / M9A4 plate systemno known route—
Beretta 92X / 92XI / 92XI SAOBeretta 92X / M9A4 plate systemno known route—
Beretta 92X RDOBeretta 92X / M9A4 plate systemno known route—
Beretta 92XI SqualoBeretta 92X / M9A4 plate systemno known route—
Beretta 94X PerformanceBeretta 92X / M9A4 plate systemno known route—
Beretta APX A1 CarryRMSc-pattern direct cutno known route—
Beretta APX A1 CompactBeretta APX A1 / APX RDO plate systemno known route—
Beretta APX A1 Full SizeBeretta APX A1 / APX RDO plate systemno known route—
Beretta APX RDOBeretta APX A1 / APX RDO plate systemno known route—
Beretta M9A4Beretta 92X / M9A4 plate systemno known route—
Bersa BP9CC ORRMSc-pattern direct cutno known route—
Canik METE MC9 / MC9LRMSc-pattern direct cutno known route—
Canik METE MC9 PrimeRMSc-pattern direct cutno known route—
Canik SFx Rival / Rival-SCanik SFx Rival optic interface platesno known route—
Canik TP9 Elite SCCanik TP9 Elite SC optic interfaceno known route—
Canik TP9 SFxCanik TP9 SFx optic interface platesno known route—
CZ 75 / SP-01 / Shadow 2 (non-OR)Rear-sight dovetail mountno known route—
CZ P-07 / P-09 (standard, no optic cut)Rear-sight dovetail mountno known route—
CZ P-07 NocturneCZ Nocturne direct cutno known route—
CZ P-09 Nocturne / P-09C NocturneCZ Nocturne direct cutno known route—
CZ Shadow 2 CarryCZ Shadow 2 Carry direct cut (Shield RMSc and Holosun K)no known route—
FN 509 CC EdgeFN MRD plate systemno known route—
FN 509 LS EdgeFN MRD plate systemno known route—
FN 509 Midsize MRD / Compact MRDFN MRD plate systemno known route—
FN 509 MRD / TacticalFN MRD plate systemno known route—
FN 510 / 545 MRDFN MRD plate systemno known route—
FN Reflex MRDRMSc-pattern direct cutno known route—
Girsan Witness2311RMSc-pattern direct cutno known route—
GLOCK 17 / 19 (non-MOS, no optic cut)No factory optic provisionno known route—
GLOCK 17 / 19 / 45 Gen6 A-CutAimpoint A-Cutno known route—
GLOCK 43X / 48 MOS-KGLOCK Slimline MOS-Kno known route—
GLOCK 43X / 48 Rail MOSGLOCK Slimline MOS (43X / 48)no known route—
GLOCK 43X MOSGLOCK Slimline MOS (43X / 48)no known route—
GLOCK 48 MOSGLOCK Slimline MOS (43X / 48)no known route—
IWI Masada SlimRMSc-pattern direct cutno known route—
Kimber KDS9cKimber KDS9c plate systemno known route—
Kimber R7 MakoKimber R7 Mako plate systemno known route—
Mossberg MC2sc Optic ReadyRMSc-pattern direct cutno known route—
Palmetto State Armory 5.7 Rock Optics ReadyRMSc-pattern direct cutno known route—
Palmetto State Armory Dagger Full Size / Compact (RMR cut)PSA Dagger RMR cutno known route—
Palmetto State Armory Dagger MicroRMSc-pattern direct cutno known route—
Rock Island Armory STK100RMSc-pattern direct cutno known route—
Rost Martin RM1CRost Martin metal optic plate systemno known route—
Rost Martin RM1SPlate system — fitment not publishedno known route—
Ruger American Pistol CompetitionPlate system — fitment not publishedno known route—
Ruger MAX-9RMSc-pattern direct cutno known route—
Ruger Ruger-5.7 Optics ReadyRMSc-pattern direct cutno known route—
Ruger RXMRuger RXM direct-mount optic cut (RMR, DPP, RMSc)no known route—
Ruger RXM CompactRuger RXM direct-mount optic cut (RMR, DPP, RMSc)no known route—
SCCY CPX RDR / DVG-1 RDRRMSc-pattern direct cutno known route—
SIG Sauer P226 / P229 (non-RX, no optic cut)No factory optic provisionno known route—
SIG Sauer P226 / P229 Legion RXSIG Romeo1 cut (P226 / P229 RX Legion)no known route—
SIG Sauer P320 Full-Size / Carry (SIG-LOC PRO slide)SIG-LOC PRO slide — P320no known route—
SIG Sauer P320-M17 / M18 (SIG-LOC slide)SIG-LOC slide — M17 / M18no known route—
SIG Sauer P322 / P322 CompSIG P322 optic cut (RMSc pattern)no known route—
SIG Sauer P365 FuseSIG P365 optic cut (RMSc pattern)no known route—
SIG Sauer P365 Optics ReadySIG P365 optic cut (RMSc pattern)no known route—
SIG Sauer P365-380SIG P365 optic cut (RMSc pattern)no known route—
SIG Sauer P365-AXG LegionSIG P365 optic cut (RMSc pattern)no known route—
SIG Sauer P365-XMACRO / XMACRO CompSIG P365 optic cut (RMSc pattern)no known route—
SIG Sauer P365XSIG P365 optic cut (RMSc pattern)no known route—
SIG Sauer P365X / P365-XL / P365-AXG Legion (SIG-LOC slide)SIG-LOC slide — P365no known route—
SIG Sauer P365XLSIG P365 optic cut (RMSc pattern)no known route—
Smith & Wesson CSX E-Series Optics ReadyRMSc-pattern direct cutno known route—
Smith & Wesson M&P 22 MagnumRMSc-pattern direct cutno known route—
Smith & Wesson M&P 5.7S&W M&P 5.7 direct cutno known route—
Smith & Wesson M&P Shield M2.0 Optics ReadyS&W M&P Shield M2.0 optics-ready cutno known route—
Smith & Wesson M&P Shield Plus Carry CompRMSc-pattern direct cutno known route—
Smith & Wesson M&P Shield Plus Optics ReadyS&W M&P Shield Plus optics-ready cutno known route—
Smith & Wesson M&P9 M2.0 (non-OR, no optic cut)No factory optic provisionno known route—
Smith & Wesson M&P9 M2.0 Metal with Aimpoint ACRO CutS&W M&P ACRO direct cutno known route—
Springfield Armory 1911 DS Prodigy 4.25in COAAimpoint A-Cutno known route—
Springfield Armory 1911 Operator .45 COAAimpoint A-Cutno known route—
Springfield Armory 1911 TRP .45 COAAimpoint A-Cutno known route—
Springfield Armory EchelonSpringfield Echelon VISno known route—
Springfield Armory Echelon 4.0CSpringfield Echelon VISno known route—
Springfield Armory Echelon 4.0C COAAimpoint A-Cutno known route—
Springfield Armory Echelon 4.0FC COAAimpoint A-Cutno known route—
Springfield Armory Echelon 4.5F COAAimpoint A-Cutno known route—
Springfield Armory Echelon Compact 4.5CSpringfield Echelon VISno known route—
Springfield Armory Hellcat OSPSpringfield Hellcat OSP cut (Micro footprint)no known route—
Springfield Armory Hellcat ProSpringfield Hellcat OSP cut (Micro footprint)no known route—
Springfield Armory Hellcat Pro Comp OSPSpringfield Hellcat OSP cut (Micro footprint)no known route—
Springfield Armory Hellcat RDPSpringfield Hellcat OSP cut (Micro footprint)no known route—
Springfield Armory XD-S Mod.2 OSPRMSc-pattern direct cutno known route—
Staccato CSRMSc-pattern direct cutno known route—
Stoeger STR-9MCRMSc-pattern direct cutno known route—
Taurus Defender 856 TOROTaurus 856 T.O.R.O. revolver cutno known route—
Taurus G3 TORO / G3X TOROTaurus T.O.R.O. plate systemno known route—
Taurus G3C TORO / G3X TOROTaurus T.O.R.O. plate systemno known route—
Taurus GX4 Carry TOROTaurus GX4 T.O.R.O. direct cutno known route—
Taurus GX4 Graphene TOROTaurus GX4 T.O.R.O. direct cutno known route—
Taurus GX4 TORO / GX4XLTaurus GX4 T.O.R.O. direct cutno known route—
Taurus Judge TORO / Raging HunterTaurus Judge T.O.R.O. revolver cutno known route—
Taurus TX22 CompactRMSc-pattern direct cutno known route—
Tisas Carry DS / Duty DSRMSc-pattern direct cutno known route—
Walther Q4 SF Optics ReadyWalther Q4 SF / Q5 Match SF optic cutno known route—
Walther Q5 Match SFWalther Q4 SF / Q5 Match SF optic cutno known route—
Walther WMPPlate system — fitment not publishedno known route—

Already own it?

Taking it from one pistol to another? What changes on each kind of slide: the plate, the screw thread at each joint, torque and thread traps.

Build one

Open the fit checker with this optic selected, or click any "how it mounts" cell above for that pairing's verdict and build sheet.

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