---
product_id: 234999321
title: "BESNIN Shifter and Brake Combo - 3x7 21Speed Mountain Bike Shifters & Left/Right Brake Lever Set"
brand: "besnin"
price: "₩63580"
currency: KRW
in_stock: true
url: https://www.desertcart.kr/products/234999321-besnin-shifter-and-brake-combo-3x7-21speed-mountain-bike-shifters
store_origin: KR
region: South Korea
---

# Waterproof & Rustproof 3x7 Speed System Durable Aluminum Build BESNIN Shifter and Brake Combo - 3x7 21Speed Mountain Bike Shifters & Left/Right Brake Lever Set

**Brand:** besnin
**Price:** ₩63580
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Shift Your Ride into High Gear!

## Quick Answers

- **What is this?** BESNIN Shifter and Brake Combo - 3x7 21Speed Mountain Bike Shifters & Left/Right Brake Lever Set by besnin
- **How much does it cost?** ₩63580 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/234999321-besnin-shifter-and-brake-combo-3x7-21speed-mountain-bike-shifters)

## Best For

- besnin enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from high-quality materials for durability in any weather.
- • **Easy Installation:** Get riding faster with a straightforward setup guide included.
- • **Visual Gear Indicator:** Stay in control with a clear gear position display at a glance.
- • **Universal Compatibility:** Perfect for MTB, city, and road bikes—just not e-bikes!
- • **Seamless Shifting Experience:** Enjoy smooth transitions with our integrated brake and shift combo.

## Overview

The BESNIN Shifter and Brake Combo offers a robust 3x7 speed system designed for mountain, city, and road bicycles. Made from durable aluminum and high-quality plastic, this combo is waterproof and rustproof, ensuring longevity. With an easy installation process and a visual gear position indicator, it’s the perfect upgrade for any cycling enthusiast looking to enhance their riding experience.

## Description

BESNIN Shifter and Brake Combo - 3x7 21Speed Mountain Bike Shifters & Left/Right Brake Lever Set

## Features

- Package included:1*3 speed bicycle shifter and brake lever,1*7 speed bicycle shifter and brake lever,2*brake cable(left and right),2*shift cable(left and right)
- Brake & Shift COMBINATION,Adopt integrated design, stable and easy to control.
- It is marked with 3 speed or 7 speed ,the visual gear position indicator makes sure the gear change is clear at a glance.
- Installation guide: 3 speeds on your left hand side, 7 speeds on your right hand side Detailed installation guide: Shift cable connects to black cap, brake cable connects to silver cap
- Materials：Combination of aluminium alloy and high quality plastic material，waterproof and rustproof
- How to distinguish between front and rear cables: The front brake and shifter cables are shorter and connected to the 3-speed lever. The rear brake and shifter cables are longer and connected to the 7-speed le
- Applications: Suitable for MTB / city bicycles/ road bicycles / folding bicycles.（NO EBIKE）
- Note before purchase: This product（3x7 21speed） is suitable for bicycles with 3 cranksets and 6s/7s cassettes.1 piece or 2 piece cranksets are not suitable. 8 piece or 9piece cassettes are also not suitable.
- Please check if your bicycle is suitable before you buy. If your bike is not suitable, the product will not work normally.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Aluminum |
| Brand | BESNIN |
| Color | 3x7 21speed |
| Product Dimensions | 6.69"L x 1.96"W |
| Exterior Finish | Aluminum |
| Specific Uses For Product | Bicycle |
| Special Feature | Easy to Install, Durable |
| Included Components | Cable, Screw |
| Theme | Bicycle |
| Item Weight | 0.86 Pounds |
| Metal Type | Aluminum |
| Handle Material | Aluminum |
| Hand Orientation | Ambidextrous |
| Package Type | Standard Packaging |
| Unit Count | 1.0 Count |
| Number of Items | 1 |
| Manufacturer | BESNIN |
| UPC | 727277782575 |
| Part Number | BESNIN |
| Item Weight | 13.8 ounces |
| Item model number | BESNIN |
| Finish | Powder Coated |
| Number Of Pieces | 8 |
| Special Features | Easy to Install, Durable |
| Batteries Required? | No |

## Product Details

- **Material:** Aluminum
- **Brand:** BESNIN
- **Color:** 3x7 21speed
- **Product Dimensions:** 6.69"L x 1.96"W
- **Exterior Finish:** Aluminum

## Images

![BESNIN Shifter and Brake Combo - 3x7 21Speed Mountain Bike Shifters & Left/Right Brake Lever Set - Image 1](https://m.media-amazon.com/images/I/51zHGI0kjkL.jpg)

## Available Options

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

## Questions & Answers

**Q: How long are the cables?**
A: Never did measure them, but they are long because I’ve even use them on a 30 inch mongoose before and they worked or 700 C

**Q: number of fingers on levers?  i prefer 4.**
A: Only suitable for 3*7 speed or 3*8 speed.The front flywheel is 3S, the rear flywheel is 7/8 S

**Q: Cantilever compatible?**
A: Yes!  At least, they are working great on my old Diamondback mountain bike with cantilever brakes.  I love the shifting too.  Kinda old school, but works great.

## Frequently Bought Together

- BESNIN Shifter and Brake Combo Bike Shifter&Brake 1 Pair 3x7 21Speed Mountain Bike shifters Shifter and Left/Right Brake Lever Set for Mountain Bike Folding Bike Universal (3x7 21speed)
- GPMTER Bike Handlebar Grips, Single Lock on Bicycle Handle Bar, for BMX, Mountain, MTB, Beach Cruiser, Scooter, Folding Bike, Soft Non-Slip-Rubber Hand Grip Comfortable Ergonomic
- Universal Bicycle Transmission Line Bicycle Shift Derailleur Cable and Brake Cable Kit for Bicycle Mountain Road Bike Repair

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**Shop now:** [https://www.desertcart.kr/products/234999321-besnin-shifter-and-brake-combo-3x7-21speed-mountain-bike-shifters](https://www.desertcart.kr/products/234999321-besnin-shifter-and-brake-combo-3x7-21speed-mountain-bike-shifters)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-01-23*