C&H Precision Adapter Plate for Sig P320 X-Five — Romeo1PRO/DPP

This adapter plate provides a purpose-built interface to mount Romeo1PRO/DPP or Holosun 509T optics to Sig P320 X-Five (M17/M18) pistols. The plate is precision machined and finished in matte black for a fitted, low-profile installation. Mounting screws are included and the hardware is designed to be replaceable for field serviceability.

Key Specifications

• Compatible with Sig P320 X-Five (M17/M18) pistols.
• Optic compatibility: Romeo1PRO/DPP and Holosun 509T.
• Fitment: Sig X-Series.
• Finish: Matte.
• Color: Black.
• Mounting hardware: Mounting screws included.
• Manufacturing method: Precision machined on HAAS CNC machines.
• Design feature: Replaceable mounting hardware for easier serviceability.
• T‑Nut engagement: Six to seven threads of engagement on a patented stainless steel T‑Nut (featured on most plates).
• Quality control: Multiple quality checks performed prior to shipping.

Engineered for dependable optic installation on Sig X-Series pistols, this plate offers a serviceable, precision-fit mounting solution with replaceable hardware and proven manufacturing controls. Its matte finish and exacting tolerances provide a practical, low-profile interface for shooters who require a straightforward, reliable optic mount.