---
product_id: 398211805
title: "Master Lock 5490D Retractable Lock Box Key Tether Small"
brand: "master lock"
price: "S$19"
currency: SGD
in_stock: true
reviews_count: 5
category: "Master Lock"
url: https://www.desertcart.sg/products/398211805-master-lock-5490d-retractable-lock-box-key-tether-small
store_origin: SG
region: Singapore
---

# 36-inch retractable cable Fits 9 Master Lock boxes VHB tape for ultra-strong bond Master Lock 5490D Retractable Lock Box Key Tether Small

**Brand:** master lock
**Price:** S$19
**Availability:** ✅ In Stock

## Summary

> 🔐 Never lose your keys again — the ultimate tether for your peace of mind!

## Quick Answers

- **What is this?** Master Lock 5490D Retractable Lock Box Key Tether Small by master lock
- **How much does it cost?** S$19 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/398211805-master-lock-5490d-retractable-lock-box-key-tether-small)

## Best For

- master lock enthusiasts

## Why This Product

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

## Key Features

- • **Extended Reach:** 36-inch retractable cable offers flexible key access without risk of loss or misplacement.
- • **Unbreakable Bond:** High-strength VHB tape secures tether inside the lock box for maximum durability and peace of mind.
- • **Compact & Portable:** Small, lightweight design (just 27g) fits discreetly inside your lock box without adding bulk.
- • **Smart Key Management:** Adjustable collar and loop end keep keys firmly attached, preventing accidental removal or loss.
- • **Seamless Compatibility:** Designed to perfectly fit 9 popular Master Lock box models, ensuring hassle-free integration.

## Overview

The Master Lock 5490D Retractable Lock Box Key Tether is a compact, durable accessory engineered to secure keys inside Master Lock lock boxes. Featuring a 36-inch retractable cable and ultra-strong VHB tape attachment, it prevents key loss by keeping keys tethered inside the box. Compatible with nine Master Lock models, this lightweight alloy steel tether offers professional-grade reliability and convenience for property managers and security-conscious users.

## Description

The Master Lock retractable key tether is an accessory intended for use with the Master Lock mechanical and Bluetooth enabled lock box families. The key tether secures the key to the lock box, precluding the guest from taking the key with them after accessing the property.

Review: A great peace of mind. Easy to set up and install. Now I don’t have to worry about a key accidentally going missing from my lockbox. Worth it!
Review: this has worked great for me thus far. i bought it to use in the Master Lock w/ Adjustable Shackle and the fit is excellent. hasn’t budged and the retraction has been smooth and easy. unless something happens with it in the near future i say it’s a good buy!

## Features

- Fits inside the following Master Lock lock boxes: 5400, 5401, 5414, 5415, 5420,5424, 5425, 5440, and 5441
- Retractable cable extends up to 36 in (91cm)
- Key tether is attached to the inside of the lock box with very high bond (VHB) tape
- Keys are attached to the end of the retractable cable via loop end with adjustable collar or with a key ring

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09JL762JG |
| ASIN  | B09JL762JG |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #268,685 in Home ( See Top 100 in Home ) #11,724 in Home Office Furniture |
| Color | Black |
| Customer Reviews | 4.5 4.5 out of 5 stars (272) |
| Customer reviews | 4.5 4.5 out of 5 stars (272) |
| Date First Available | 20 October 2021 |
| Date First Available  | 20 October 2021 |
| Finish | Painted |
| Included components | Key Teether |
| Item Package Quantity | 1 |
| Item Weight | 27.2 g |
| Item model number | 5490D |
| Item model number  | 5490D |
| Manufacturer | Master Lock |
| Manufacturer  | Master Lock |
| Material | Alloy Steel |
| Number Of Pieces | 1 |
| Part number | 5490D |
| Plug Profile | Freestanding |
| Product Dimensions | 1.43 x 3.1 x 3.12 cm; 27.22 g |
| Product Dimensions  | 1.43 x 3.1 x 3.12 cm; 27.22 g |
| Shape | Square |
| Size | Small |
| Special Features | Portable |
| Style | Keypad Lock |

## Product Details

- **Brand:** Master Lock
- **Item dimensions L x W x H:** 14 x 31 x 31 millimeters
- **Lock type:** Key
- **Material:** Alloy Steel
- **Special features:** Portable

## Images

![Master Lock 5490D Retractable Lock Box Key Tether Small - Image 1](https://m.media-amazon.com/images/I/41n81+I3ldL.jpg)
![Master Lock 5490D Retractable Lock Box Key Tether Small - Image 2](https://m.media-amazon.com/images/I/51V2065uclL.jpg)
![Master Lock 5490D Retractable Lock Box Key Tether Small - Image 3](https://m.media-amazon.com/images/I/61XFXr1mpHL.jpg)
![Master Lock 5490D Retractable Lock Box Key Tether Small - Image 4](https://m.media-amazon.com/images/I/71p5xUO04FL.jpg)
![Master Lock 5490D Retractable Lock Box Key Tether Small - Image 5](https://m.media-amazon.com/images/I/61O27rB-BTL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by C***9 on 18 January 2026*

A great peace of mind. Easy to set up and install. Now I don’t have to worry about a key accidentally going missing from my lockbox. Worth it!

### ⭐⭐⭐⭐⭐ Review
*by A***E on 11 October 2024*

this has worked great for me thus far. i bought it to use in the Master Lock w/ Adjustable Shackle and the fit is excellent. hasn’t budged and the retraction has been smooth and easy. unless something happens with it in the near future i say it’s a good buy!

### ⭐ Review
*by A***S on 15 August 2024*

Bought a master lock key box specifically so I could use this. Only it doesn’t fit inside !

## Frequently Bought Together

- Master Lock 5490D Retractable Lock Box Key Tether Small
- Master Lock Set Your Own combination Wall Mount Lock Box, 5 Key capacity, Black 5401EC
- Master Lock Digital Lock Box for Keys with Code, Electronic Wall Mount Key Safe with Bluetooth Connection to iOS/Android App and Sharable Keypad Codes, 3-1/4 Inches Wide, ‎5441EC

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**Shop now:** [https://www.desertcart.sg/products/398211805-master-lock-5490d-retractable-lock-box-key-tether-small](https://www.desertcart.sg/products/398211805-master-lock-5490d-retractable-lock-box-key-tether-small)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-21*