---
product_id: 560218718
title: "DEROFIT Window Security Bar 2Pack, 16 to 51Inch Adjustable Sliding Door Lock Bar- Dual Use-Patio Sliding Door Security Bar or Window Security Lock, Child Proof Window Security Bars Window Stopper"
brand: "derofit"
price: "S/.407"
currency: PEN
in_stock: true
reviews_count: 6
category: "Derofit"
url: https://www.desertcart.pe/products/560218718-derofit-window-security-bar-2pack-16-to-51inch-adjustable-sliding
store_origin: PE
region: Peru
---

# 16-51 inch adjustable fit Heavy-duty metal locks 400 lbs pressure Portable & tool-free setup DEROFIT Window Security Bar 2Pack, 16 to 51Inch Adjustable Sliding Door Lock Bar- Dual Use-Patio Sliding Door Security Bar or Window Security Lock, Child Proof Window Security Bars Window Stopper

**Brand:** derofit
**Price:** S/.407
**Availability:** ✅ In Stock

## Summary

> 🔐 Lock in peace of mind with DEROFIT’s ultimate sliding door security bar!

## Quick Answers

- **What is this?** DEROFIT Window Security Bar 2Pack, 16 to 51Inch Adjustable Sliding Door Lock Bar- Dual Use-Patio Sliding Door Security Bar or Window Security Lock, Child Proof Window Security Bars Window Stopper by derofit
- **How much does it cost?** S/.407 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/560218718-derofit-window-security-bar-2pack-16-to-51inch-adjustable-sliding)

## Best For

- derofit enthusiasts

## Why This Product

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

## Key Features

- • **Child & Pet Safe:** Prevents accidental openings and falls, giving peace of mind for families with kids and pets.
- • **Built to Withstand:** Constructed from high-grade metal, resists up to 400 pounds of force to deter intruders.
- • **Custom Fit Security:** Telescoping design adapts from 16 to 51 inches for virtually any sliding door or window.
- • **Dual-Purpose Protection:** Easily converts between sliding door lock and window security bar for versatile home safety.
- • **Effortless Installation:** No tools or drilling needed—just place in track and go, perfect for home or travel security.

## Overview

The DEROFIT Window Security Bar 2Pack offers adjustable protection from 16 to 51 inches, fitting most sliding doors and windows. Made from heavy-duty metal, it withstands up to 400 pounds of pressure, providing a robust barrier against forced entry. Its dual-use design works as both a sliding door lock and window security bar, while child-proof features prevent accidental openings. Easy to install without tools and portable for travel, it’s the smart security upgrade for modern homes and rentals.

## Description

Sliding Door Security Bar 2Pack

Review: good product - good product
Review: Nos sirvio mucho para una ventana, muy buena calidad

## Features

- 16" to 51" Adjustable: Sliding door security bar consisted of telescoping and splicing extension rod allows for maximum adaptability to fit most average and huge window or sliding doors, provides an additional layer of protection, preventing forced entry and keeping your home safe and secure
- 2 in 1 Security Bar: The bottom of the lock bar can be easily removed, you can use this window safety bar as sliding door security bar for sliding glass door and windows, also as window security bars for large patio doors or sliding doors
- 2Pack Child Proof Safety Bar: Sliding door security bar can provide a visual and physical deterrent to intruders and reduce the risk of burglary. They can also prevent children and pets from falling out of windows. Ideal for homes with children or pets, this bar prevents doors from being accidentally opened, adding safety and peace of mind
- Heavy Duty Lock Bar: Constructed of high grade metal, this sliding glass door lock bar is able to withstand 400 pounds of pressure, providing reliable protection for your home,apartement or office. Extra little key adds a lot more security to the bar
- Easy Installation and Portable: There is virtually no installation, just set it in the track. This sliding door security bar is easy to assemble and take apart for storage and fit in your large luggage, can be used not only at home but also in hotel rooms or vacation rentals, ensuring safety wherever you go

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | DEROFIT |
| Part number | DCG-Moshabai-DCK-1.2m-2P |
| Item Weight | 630 g |
| Product Dimensions | 129.54 x 2.54 x 2.54 cm; 630 g |
| Item model number | DCG-Moshabai-DCK-1.2m-2P |
| Size | 2 Pieces |
| Color | White |
| Material | Metal |
| Item Package Quantity | 1 |
| Included components | Sliding door security bars 2pack |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![DEROFIT Window Security Bar 2Pack, 16 to 51Inch Adjustable Sliding Door Lock Bar- Dual Use-Patio Sliding Door Security Bar or Window Security Lock, Child Proof Window Security Bars Window Stopper - Image 1](https://m.media-amazon.com/images/I/71ub35GlRrL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ good product
*by M***M on 11 January 2024*

good product

### ⭐⭐⭐⭐⭐ Review
*by A***. on 31 May 2024*

Nos sirvio mucho para una ventana, muy buena calidad

### ⭐⭐⭐⭐⭐ Review
*by D***E on 14 October 2025*

A MUST HAVE!!!!! The instant feeling of security I had as soon as I installed it is unexplainable👍 This security bar is very sturdy and was a breeze to install. Do yourself a favor if you don’t have one, run don’t walk to purchase🙌

## Frequently Bought Together

- Sliding Door Security Bar,2Pcs 16 to 51 Inch Inside Sliding Patio Door Window Security Bar Stopper, Adjustable Window Locks Security Bars for Home Apartment Security, Sliding Glass Door Lock Hardware
- AceMining Upgraded Door Security Bar & Sliding Patio Bar, Heavy Duty Stoppers Adjustable Jammer for Home, Apartment, Travel (1 Pack,White)
- DIIG Sliding Door Security Bar，17.7-50.5inch Adjustable Locking Window Safety Bar with Rubber Tips,Diameter 1inch Window Security Bar for Home Apartment （White）

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**Shop now:** [https://www.desertcart.pe/products/560218718-derofit-window-security-bar-2pack-16-to-51inch-adjustable-sliding](https://www.desertcart.pe/products/560218718-derofit-window-security-bar-2pack-16-to-51inch-adjustable-sliding)

---

*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-03-17*