C&H Precision Optic Plate for SIG P320 Legion X-FIVE, M17, M18 w/ DPP Cut to Holosun EPS, EPS CARRY,
Not Yet Rated | Write the First Review SKU: 222-C&H-SGX-EPS
UPC: 616943734881
MFG#: SGX-EPS

SIG P320 M17/M18 (DPP or Romeo1Pro Cut) to Holosun EPS / EPS Carry / SCS Carry Adapter Plate – CHPWS

Mount your Holosun EPS or SCS optic to your DPP or Romeo1Pro-cut SIG slide with absolute confidence — no milling required.

Looking to upgrade your duty or carry gun with a rugged closed-emitter optic like the Holosun EPS or SCS Carry, but stuck with a DPP or Romeo1Pro optic cut? We’ve got you covered. This precision steel adapter plate from C&H Precision converts your factory slide to the Holosun EPS footprint — ensuring secure fitment, optimal thread engagement, and worry-free performance in any condition.

🔧 Engineered for Compatibility and Strength

• ✅ Fits SIG P320 X-FIVE, M17, M18, X-Carry, and Legion
  Compatible with slides that feature a factory DPP or Romeo1Pro optic cut — including military-issued M17/M18 and Legion models.

• ✅ Mounts Holosun EPS, EPS Carry, and SCS Carry Optics
  Designed to accept closed-emitter red dot optics, providing a cleaner sight picture and superior protection.

• ✅ CNC Machined from High-Strength Steel
  Unlike aluminum mounts, this plate withstands daily duty, competition, or concealed carry recoil without loosening or warping.

• ✅ Rear Sight Consideration
  This plate is only for slides that lose the rear iron sight when the factory optic cover plate is removed.

• ✅ Secure, Torque-Spec Mounting
  Includes all necessary hardware and detailed instructions for optimal torque and installation.

📦 Included in the Package

• 1x Steel Adapter Plate

• Mounting screws

• Allen key

• Installation guide with torque specs

⚠️ Note: Not compatible with ACSS Vulcan variants or slides that retain the rear sight after removing the DPP cover plate.

❓ Frequently Asked Questions (FAQ)

Will this plate fit my SIG M18 or M17?

Yes. It is specifically designed for SIG P320 models like the M17, M18, X-FIVE, and Legion with DPP or Romeo1Pro optic cuts.

What optics will this adapter plate support?

This plate supports Holosun EPS, EPS Carry, and SCS Carry red dot sights.

Do I lose my rear iron sight when I install this?

Yes — this plate is only intended for SIG slides where the rear sight is removed when the optic cover is taken off.

Is this plate made of steel or aluminum?

This is a steel plate, CNC machined for superior strength and thread retention compared to aluminum.

Is this a direct-mount solution?

Yes. No need for milling. It’s a bolt-on conversion for Romeo1Pro/DPP slide cuts.

🔒 Trusted by Professionals — Made in the USA

Every adapter plate from C&H Precision is designed, tested, and manufactured in the USA. Our plates are in use by law enforcement, military personnel, and competitive shooters who demand durability they can count on when it matters most.