---
product_id: 1536100
title: "Optics Sport Cantilever 30mm Rings"
brand: "vortex"
price: "¥15692"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/1536100-optics-sport-cantilever-30mm-rings
store_origin: JP
region: Japan
---

# 1-inch forward offset for optimal rail space 30mm cantilever mount fits most red dots Lifetime VIP warranty for ultimate peace of mind Optics Sport Cantilever 30mm Rings

**Brand:** vortex
**Price:** ¥15692
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your aim with precision and confidence—never compromise on your setup!

## Quick Answers

- **What is this?** Optics Sport Cantilever 30mm Rings by vortex
- **How much does it cost?** ¥15692 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/1536100-optics-sport-cantilever-30mm-rings)

## Best For

- vortex enthusiasts

## Why This Product

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

## Key Features

- • **Lifetime VIP Warranty:** Unlimited, unconditional coverage—your optics’ best lifelong partner
- • **Seamless Co-Witnessing:** Lower 1/3 co-witness height (40mm) ensures perfect sight alignment
- • **Lightweight Yet Durable:** Crafted from premium aluminum weighing just 2.4 ounces for rugged reliability
- • **Universal Compatibility:** Works flawlessly with most 30mm red dot sights for versatile setups
- • **Maximize Your Rail Real Estate:** 1-inch cantilever design frees up space for rear BUIS compatibility

## Overview

The Vortex Optics Sport Cantilever 30mm Rings deliver a 1-inch forward offset mount that optimizes rail space for rear backup iron sights while maintaining a lower 1/3 co-witness height of 40mm. Compatible with most 30mm red dot sights, this lightweight aluminum mount (2.4 oz) is backed by Vortex’s unlimited, unconditional lifetime VIP warranty, ensuring durability and peace of mind for serious shooters.

## Description

Vortex Optics Sport Cantilever 30mm Rings

## Features

- Provides extra rail room for rear Back Up Iron Sights (BUIS) when using the StrikeFire red dot along with the VMX-3T magnifier.
- The cantilever ring will move the StrikeFire forward about one inch.
- Provides lower 1/3 co-witness mounting height of 40 mm.
- Will work with most 30 mm red dot sights.
- Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Vortex |
| Color | Black |
| Style | Lower 1/3 Co-Witness |
| Sport | Hunting |
| Item Weight | 2.4 ounces |
| Material | Aluminum |
| Magnification Maximum | 1 |
| Objective Lens Diameter | 1 |
| Magnification Minimum | 1 x |
| Compatible Devices | Handgun |
| Mounting Type | Cantilever Mount |
| Night vision | No |
| Model Name | Sport Cantilever 30mm Ring - Lower 1/3 Co-Witness | 1-inch Offset |
| Manufacturer | Vortex Optics |
| UPC | 875874005211 |
| Global Trade Identification Number | 00875874005211 |
| Item Package Dimensions L x W x H | 4.4 x 3 x 2.3 inches |
| Package Weight | 2.4 ounces |
| Item Dimensions  LxWxH | 7 x 1 x 9 inches |
| Brand Name | Vortex |
| Warranty Description | Unlimited, unconditional, lifetime warranty. |
| Suggested Users | unisex-adult |
| Number of Items | 1 |
| Part Number | CM-304 |
| Model Year | 2015 |
| Included Components | cantilever ring mount |
| Size | One Size |

## Product Details

- **Brand:** Vortex
- **Color:** Black
- **Style:** Lower 1/3 Co-Witness
- **Sport:** Hunting
- **Item Weight:** 2.4 ounces
- **Material:** Aluminum
- **Magnification Maximum:** 1
- **Objective Lens Diameter:** 1
- **Magnification Minimum:** 1 x
- **Compatible Devices:** Handgun

## Images

![Optics Sport Cantilever 30mm Rings - Image 1](https://m.media-amazon.com/images/I/81keMPMt+RL.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- Vortex Optics Sport Cantilever 30mm Rings
- Vortex Optics Strikefire II Red Dot Sights

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**Shop now:** [https://www.desertcart.jp/products/1536100-optics-sport-cantilever-30mm-rings](https://www.desertcart.jp/products/1536100-optics-sport-cantilever-30mm-rings)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-04*