SWAT Optics Verified Updated: 4,900+ Tested Combinations 110+ Optics 262+ Handguns

What Handguns Fit the Holosun SCS 320?

23 compatible handguns verified • 23 direct fit • 0 with adapter plate

📋 Quick Answer

The Holosun SCS 320 fits 23 handguns. 23 pistols accept direct mounting with the DPP footprint—no adapter needed, including the Glock 17 Gen6, Glock 19 Gen6, Glock 45 Gen6. 0 additional handguns are compatible using adapter plates that convert other slide cuts to the DPP pattern. This compatibility data is SWAT Optics Verified.

Does the Holosun SCS 320 fit my handgun?

The Holosun SCS 320 uses the DPP footprint mounting pattern. If your handgun has a DPP-cut slide, the Holosun SCS 320 mounts directly without adapters. SWAT Optics has verified 23 handguns with direct DPP compatibility. For handguns with different slide cuts (like Glock MOS, Sig RX, or Springfield OSP), you'll need an adapter plate—0 handguns work this way. Check the lists below to find your specific handgun model.

Holosun SCS 320 pistol red dot sight

Holosun SCS 320

Footprint: DPP Emitter: enclosed MSRP: $449.99 Compatible: 23 handguns
23
Total Compatible
23
Direct Fit
0
With Adapter
23
Recommended

Which Handguns Accept the Holosun SCS 320 Directly?

23

These 23 handguns have DPP-cut slides that accept the Holosun SCS 320 without any adapter plate. The optic mounts directly to the slide using the included hardware. Direct mounting provides the lowest possible sight height and most secure fit.

Glock 17 Gen6 ★ Recommended

Slide Cut: Gen6 ORS
Gen6 ORS - direct mount with included plate

Glock 19 Gen6 ★ Recommended

Slide Cut: Gen6 ORS
Gen6 ORS - direct mount with included plate

Glock 45 Gen6 ★ Recommended

Slide Cut: Gen6 ORS
Gen6 ORS - direct mount with included plate

Glock 49 Gen6 ★ Recommended

Slide Cut: Gen6 ORS
Gen6 ORS - direct mount with included plate

SIG Sauer M17X ★ Recommended

Slide Cut: DPP
Direct fit - SIG P320 dedicated optic

SIG Sauer M18X ★ Recommended

Slide Cut: DPP
Direct fit - SIG P320 dedicated optic

SIG Sauer P320 AXG Pro ★ Recommended

Slide Cut: Romeo1 Pro / DPP Cut
Direct fit - SIG P320 dedicated optic

SIG Sauer P320 M17 ★ Recommended

Slide Cut: Romeo1 Pro / DPP Cut
Direct fit - SIG P320 dedicated optic

SIG Sauer P320 M18 ★ Recommended

Slide Cut: Romeo1 Pro / DPP Cut
Direct fit - SIG P320 dedicated optic

SIG Sauer P320 XTEN ★ Recommended

Slide Cut: Romeo1 Pro / DPP Cut
Direct fit - SIG P320 dedicated optic

Springfield Echelon ★ Recommended

Slide Cut: Springfield VOM
VIS self-locking interface - No plate required - Confidence: 5/5

Springfield Echelon 4" ★ Recommended

Slide Cut: Springfield VOM
VIS self-locking interface - No plate required - Confidence: 5/5

Springfield Echelon 4.5" ★ Recommended

Slide Cut: Springfield VOM
VIS self-locking interface - No plate required - Confidence: 5/5

Which Handguns Need an Adapter Plate for the Holosun SCS 320?

0

These 0 handguns require an adapter plate to mount the Holosun SCS 320. The adapter converts the handgun's native slide cut to the DPP footprint pattern. Adapter plates are available from various manufacturers and typically cost $20-50.

No adapter-compatible handguns found for this optic.

Frequently Asked Questions About Holosun SCS 320 Compatibility

What handguns fit the Holosun SCS 320?

The Holosun SCS 320 fits 23 handguns total. 23 pistols accept direct mounting without adapters, while 0 additional handguns are compatible using adapter plates. Popular direct-fit options include Glock 17 Gen6, Glock 19 Gen6, Glock 45 Gen6, Glock 49 Gen6, SIG Sauer M17X, SIG Sauer M18X, SIG Sauer P211-GTO, SIG S....

Does the Holosun SCS 320 require an adapter plate?

It depends on your handgun's slide cut. If your pistol has a DPP-cut slide, the Holosun SCS 320 mounts directly—no adapter needed. Handguns with other slide cuts (like Glock MOS, Sig RX, or Springfield OSP) require an adapter plate to convert to the DPP pattern.

What mounting footprint does the Holosun SCS 320 use?

The Holosun SCS 320 uses the DPP mounting footprint. This is a standardized hole pattern that determines which slides the optic can mount to directly. Other popular footprints include Trijicon RMR, Shield RMSc, and Aimpoint ACRO.

What fits the Holosun SCS 320?

The Holosun SCS 320 fits 23 handguns total. 23 accept it with direct fit (no adapter needed), and 0 require an adapter plate. Popular options include Glock 17 Gen6, Glock 19 Gen6, Glock 45 Gen6, Glock 49 Gen6, SIG Sauer M17X.

What footprint is the Holosun SCS 320?

The Holosun SCS 320 uses the DPP footprint mounting pattern.

Which handguns can mount the Holosun SCS 320 without an adapter?

23 handguns accept the Holosun SCS 320 with direct fit: Glock 17 Gen6, Glock 19 Gen6, Glock 45 Gen6, Glock 49 Gen6, SIG Sauer M17X, and 18 more.

Is the Holosun SCS 320 good for concealed carry?

Yes, the Holosun SCS 320 has an enclosed emitter which protects the lens from debris, making it ideal for concealed carry.

How is this compatibility data verified?

SWAT Optics verifies all compatibility through physical testing. Our database contains 262+ handguns, 110+ optics, and 4,900+ verified records.

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