---
product_id: 511748489
title: "Precision Optics Adapter Plate with 10-8 Rear Sight for SIG P320 Legion (X-Five/M17/M18) with Romeo 1 Pro Optic Ready Cut and Trijicon RMR/SRO, Holosun 407C/507C/508C/508T"
brand: "c+h"
price: "107252 Ft"
currency: HUF
in_stock: true
url: https://www.desertcart.hu/products/511748489-precision-optics-adapter-plate-with-10-8-rear-sight-sig
store_origin: HU
region: Hungary
---

# Ultra-thin design for faster follow-up shots 6-7 threads for 2X mounting security Aircraft-grade aluminum, MIL-SPEC anodized Precision Optics Adapter Plate with 10-8 Rear Sight for SIG P320 Legion (X-Five/M17/M18) with Romeo 1 Pro Optic Ready Cut and Trijicon RMR/SRO, Holosun 407C/507C/508C/508T

**Brand:** c+h
**Price:** 107252 Ft
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate your SIG P320 Legion with precision and reliability that commands respect.

## Quick Answers

- **What is this?** Precision Optics Adapter Plate with 10-8 Rear Sight for SIG P320 Legion (X-Five/M17/M18) with Romeo 1 Pro Optic Ready Cut and Trijicon RMR/SRO, Holosun 407C/507C/508C/508T by c+h
- **How much does it cost?** 107252 Ft with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/511748489-precision-optics-adapter-plate-with-10-8-rear-sight-sig)

## Best For

- c+h enthusiasts

## Why This Product

- Trusted c+h brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lifetime Confidence:** Backed by C+H’s lifetime warranty—built to perform and last as long as your mission demands.
- • **Optimized Compatibility:** Specifically engineered for SIG P320 Legion Romeo 1 Pro Optic Ready models and top-tier optics like Trijicon RMR/SRO & Holosun 407C series.
- • **Slim & Lightweight Profile:** Ultra-thin plates reduce height over bore, enabling quicker target reacquisition.
- • **Precision Aircraft Aluminum:** Crafted from MIL-SPEC Type III hard coat anodized aluminum for military-grade durability.
- • **Unmatched Mounting Security:** Patented T-Nut system doubles thread engagement for rock-solid optic stability.

## Overview

The C+H Precision Optics Adapter Plate is a MIL-SPEC Type III hard anodized aircraft aluminum mounting solution designed exclusively for SIG P320 Legion models with Romeo 1 Pro Optic Ready cuts. Featuring a patented T-Nut system with nearly double the thread engagement of competitors, it ensures unmatched optic stability. Its ultra-thin profile reduces height over bore for faster follow-up shots and is compatible with leading optics including Trijicon RMR/SRO and Holosun 407C/507C series. This tactical-grade adapter plate comes with a lifetime warranty, making it the definitive upgrade for serious SIG P320 Legion users.

## Description

C+H Precision Optics Adapter Plate with 10-8 Rear Sight for SIG P320 Legion (X-Five/M17/M18) with Romeo 1 Pro Optic Ready Cut and Trijicon RMR/SRO, Holosun 407C/507C/508C/508T

## Features

- COMPATIBILITY: ONLY compatible with SIG P320 Legion models with Romeo 1 Pro Optic Ready RMR/DPP Cut. P320 M17, P320 M18, P320 XCarry Legion, P320 XFive Legion, P320 XFive California Complaint, P320 XFive SXG, P320 M17 Ceremonial, P320 M18X, P320 M17X, P320 M18 California Compliant
- OPTIC COMPATIBILITY: ONLY compatible with Trijicon Type 1 & Type 2 RMR & SRO. Compatible with Holosun 407C, 507C, 507Comp, 507C X2, 508C, 508T, 508T X2. Compatible with C+H COMP & EDC-XL. NOT compatible with Trijicon RCR.
- DOUBLE THE THREADS, DOUBLE THE RELIABILITY: Patented T-Nut mounting system features 6 to 7 threads of engagement—nearly double the competition—offering 2X the security and reliability.
- ULTRA THIN PLATES: Our patented ultra-thin plates are designed to be slimmer and lighter than the competition, reducing height over bore and enabling quicker follow-up shots.
- PRECISION MACHINED AIRCRAFT ALUMINUM: Crafted from aircraft-grade aluminum, our plates are precision machined and MIL-SPEC TYPE III hard coat anodized to surpass industry standards for durability and quality.
- This plate requires a Romeo 1 Pro Optic Ready Cut. Refer to the images above to verify your slide has the correct holes and cut.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | C+H |
| Color | Black |
| Style | Tactical |
| Sport | Hunting |
| Material | MIL-SPEC Type III Hard Anodized Aluminum |
| Magnification Maximum | 9 x |
| Compatible Devices | SIG P320 Legion (X-Five/M17/M18) with Romeo 1 Pro Optic Ready Cut, Trijicon RMR/SRO, Holosun 407C/508C |
| Mounting Type | Proprietary Mount |
| Night vision | No |
| Model Name | SGX-RSH-10-8 |
| Manufacturer | C&H Precision |
| Reticle Type | Dot |
| UPC | 616943734300 |
| Item Package Dimensions L x W x H | 5.79 x 3.78 x 0.47 inches |
| Package Weight | 0.04 Kilograms |
| Item Dimensions  LxWxH | 2 x 0.5 x 0.1 inches |
| Brand Name | C+H |
| Warranty Description | C+H offers a LIFETIME WARRANTY that covers defects in materials and workmanship. We stand behind our product for life! |
| Included Components | Qty 1 – Optic Plate, Qty 3 – 4-40 x .280 FHB Holosun 507C / 508T Optic Mounting Screws, Qty 3 – 4-40 x .320 FHB Trijicon RMR Optic Mounting Screws, Qty 3 – 4-40 x .345 FHB Trijicon SRO , CHPWS COMP / EDC XL Optic Mounting Screws Qty 3 – 4-40 x .250 FHB Optic Mounting Screws Qty 3 – Patented 416 Stainless Steel T-Nuts, Qty 3 – M4 x 6 MM M3H Plate Mounting Screws |

## Product Details

- **Brand:** C+H
- **Color:** Black
- **Style:** Tactical
- **Sport:** Hunting
- **Material:** MIL-SPEC Type III Hard Anodized Aluminum
- **Magnification Maximum:** 9 x
- **Compatible Devices:** SIG P320 Legion (X-Five/M17/M18) with Romeo 1 Pro Optic Ready Cut, Trijicon RMR/SRO, Holosun 407C/508C
- **Mounting Type:** Proprietary Mount
- **Night vision:** No
- **Model Name:** SGX-RSH-10-8

## Images

![Precision Optics Adapter Plate with 10-8 Rear Sight for SIG P320 Legion (X-Five/M17/M18) with Romeo 1 Pro Optic Ready Cut and Trijicon RMR/SRO, Holosun 407C/507C/508C/508T - Image 1](https://m.media-amazon.com/images/I/5121dxNaDsL.jpg)

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*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-01-26*