This C&H Precision adapter plate provides a direct solution for mounting RMR-pattern micro red dot optics to Sig P320 Legion (M17/M18) slides cut for R1P/DPP footprints. Each plate is precision machined on HAAS CNC equipment and inspected through multiple quality checks prior to shipment. The design uses 6061 aluminum for a balance of strength and light weight, with stainless steel mounting hardware and a patented stainless steel T-nut system. Mounting screws are included for installation.
Key Specifications
- Constructed from 6061 aluminum for a durable, lightweight mounting solution.
- Finished in black anodized for corrosion resistance and consistent appearance.
- Includes stainless steel mounting hardware for long-term reliability.
- Features a patented stainless steel T-nut providing six to seven threads of engagement.
- Designed to convert R1P/DPP cuts to RMR-pattern micro red dot footprints.
- Fit specified as Sig P320 Legion (M17/M18) slides.
- Sold as 1 piece (single adapter plate).
- Mounting screws included to support installation out of the box.
- Manufactured and shipped from Coastal Georgia by a small family-owned business.
- Each plate is precision machined on HAAS CNC machines and inspected before shipping.
This adapter plate is a practical, well-engineered option for users who need to install RMR-pattern micro red dot sights on Sig P320 Legion (M17/M18) slides cut for R1P/DPP footprints. Its combination of CNC machining, anodized 6061 aluminum construction, and replaceable stainless hardware offers a serviceable, long-lived interface for carry, competition, or duty-oriented setups where a compact optic is required.





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