---
product_id: 386536236
title: "KMC X12 SL/BK 12 Tier Chain Medium"
brand: "kmc"
price: "AR$129471"
currency: ARS
in_stock: true
url: https://www.desertcart.com.ar/products/386536236-kmc-x12-sl-bk-12-tier-chain-medium
store_origin: AR
region: Argentina
---

# Includes Missing Link 12-speed compatibility Double X Durability KMC X12 SL/BK 12 Tier Chain Medium

**Brand:** kmc
**Price:** AR$129471
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Shift into the future of cycling!

## Quick Answers

- **What is this?** KMC X12 SL/BK 12 Tier Chain Medium by kmc
- **How much does it cost?** AR$129471 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/386536236-kmc-x12-sl-bk-12-tier-chain-medium)

## Best For

- kmc enthusiasts

## Why This Product

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

## Key Features

- • **Universal Fit:** Non-Directional design ensures compatibility with Campagnolo, Shimano, and Sram MTB.
- • **Durable Design:** Half nickel-plated for added longevity and resistance to wear.
- • **Seamless Shifting:** Experience lightning-fast gear changes with the X-Bridge system.
- • **Whisper-Quiet Ride:** Enjoy a smoother, quieter ride with precisely articulated angles.
- • **Lightweight Performance:** Weighing in at just 268g, this chain enhances your bike's efficiency.

## Overview

The KMC X12 SL/BK 12 Tier Chain is engineered for optimal performance, featuring a non-directional design for maximum compatibility with major brands like Campagnolo, Shimano, and Sram MTB. With its innovative X-Bridge system, this chain ensures quick, smooth gear shifts and a quieter ride. Weighing only 268g and boasting double X durability, it’s the perfect upgrade for serious cyclists looking to enhance their biking experience.

## Description

X12 SL/BK 12 Tier Chain Medium

## Features

- The Non-Directional design allows maximum compatibility. The X-Bridge system on the outer plate is configured with precisely articulated angles for quicker and smoother gear shifting, and quieter riding
- This chain is compatible with 12x Campagnolo, Shimano and Sram MTB. They are not compatible with Sram road groups, this is due to a difference in pin length
- Half Nickel Plated (Silver)
- Double X Durability
- Includes non-reusable 12x Missing Link.Weight: 268g (126 links)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | ケイエムシー(KMC) |
| Part number | K141AK |
| Item Weight | 234 g |
| Product Dimensions | 2.54 x 27.94 x 5.08 cm; 234 g |
| Item model number | BX12NB126 |
| Size | 中 |
| Color | SL/BK |
| Style | Chain |
| Material | Alloy Steel |
| Pattern | Single |
| Power source type | Battery powered |
| Item Package Quantity | 1 |
| Special Features | Bottle Cage |
| Included components | 12 Speed Chain & Joining Link |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![KMC X12 SL/BK 12 Tier Chain Medium - Image 1](https://m.media-amazon.com/images/I/51Ehjb1e4SL.jpg)

## Available Options

This product comes in different **Color, Size** options.

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**Shop now:** [https://www.desertcart.com.ar/products/386536236-kmc-x12-sl-bk-12-tier-chain-medium](https://www.desertcart.com.ar/products/386536236-kmc-x12-sl-bk-12-tier-chain-medium)

---

*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-02-21*