Pistols that fit the Holosun 507K-X2

The Holosun 507K-X2 uses the Holosun K footprint and fits 26 pistols directly, plus 1 more via an adapter plate. Every fit below is source-cited.

Footprint: Holosun K Emitter: open $295.99 OpticsPlanetShop on Amazon

Variants · 2

Model SKU Reticle Offers
HS507K-X2 HS507K-X2 not listed $295.99 OpticsPlanetShop on Amazon
HE507K-X2-GR HE507K-X2-GR not listed $319.99 OpticsPlanetShop on Amazon

Direct fit · 26

Canik Mete MC9 Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Canik Mete MC9L Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Canik Mete MC9LS Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Canik Mete MC9 Prime Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

FN America Reflex MRD Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

FN America Reflex XL MRD Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Palmetto State Armory 5.7 Rock Optics Ready Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Palmetto State Armory Dagger Micro Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Ruger MAX-9 Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Shadow Systems CR920 Combat / Elite Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Shadow Systems CR920P Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Sig Sauer P322 / Comp Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Sig Sauer P365-380 Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Sig Sauer P365-AXG Legion Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Sig Sauer P365-FUSE Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Sig Sauer P365 Optic Ready Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Sig Sauer P365X Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Sig Sauer P365XL Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Sig Sauer P365-XMACRO / Comp Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Sig Sauer P365 X-Macro TacOps Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Sig Sauer P365X Spectre Comp Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Smith & Wesson Equalizer Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Smith & Wesson M&P 5.7 Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Taurus GX4 Carry TORO Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Taurus GX4 TORO Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Taurus GX4XL Direct fit Retailers Why?

Direct fit: both use the Holosun K footprint.

Fits with an adapter plate

Springfield XD OSP · 1 pistol · via the OEM/Aftermarket Springfield XD OSP optic plate (Holosun K)

Springfield Armory XD-M Elite OSP Via plate Retailers Why?

Adapter fit: via the OEM/Aftermarket Springfield XD OSP optic plate (Holosun K) plate (Springfield XD OSP to Holosun K).

All 1 pistol with the Springfield XD OSP plate system

See all 5 Holosun K optics

Frequently asked

What pistols fit the Holosun 507K-X2?

26 pistols accept the 507K-X2 with a direct footprint match, including the Canik Mete MC9, Canik Mete MC9L and Canik Mete MC9LS. 1 additional pistol supports it via an adapter plate, such as the Springfield Armory XD-M Elite OSP.

What footprint does the 507K-X2 use?

The 507K-X2 uses the Holosun K footprint. This is a widely supported cut that many pistol manufacturers mill directly into their slides or support via optic plate kits.

Can I mount the 507K-X2 without an adapter?

No adapter is needed for 26 pistols milled for the Holosun K footprint. 1 pistol need a slide plate: the Springfield XD OSP plate system carries a plate that presents the Holosun K footprint.

How do we verify which pistols this optic fits?

Each pistol fit is derived from verified footprint specifications and, where applicable, confirmed adapter-plate data. Every claim is backed by 2 source URLs, and we cross-reference manufacturer slide specs and optic dimensions to ensure accuracy.