---
product_id: 54143327
title: "Defender Security U 11325 Door Reinforcement Lock – Add Extra, High Security to Your Home and Prevent Unauthorized Entry – 3” Stop, Aluminum Construction, Brushed Chrome (Single Pack)"
brand: "prime-line"
price: "284 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/54143327-defender-security-u-11325-door-reinforcement-lock-add-extra-high
store_origin: PL
region: Poland
---

# Child safe design 800 lbs strength Easy installation Defender Security U 11325 Door Reinforcement Lock – Add Extra, High Security to Your Home and Prevent Unauthorized Entry – 3” Stop, Aluminum Construction, Brushed Chrome (Single Pack)

**Brand:** prime-line
**Price:** 284 zł
**Availability:** ✅ In Stock

## Summary

> 🔐 Lock in peace of mind with style!

## Quick Answers

- **What is this?** Defender Security U 11325 Door Reinforcement Lock – Add Extra, High Security to Your Home and Prevent Unauthorized Entry – 3” Stop, Aluminum Construction, Brushed Chrome (Single Pack) by prime-line
- **How much does it cost?** 284 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/54143327-defender-security-u-11325-door-reinforcement-lock-add-extra-high)

## Best For

- prime-line enthusiasts

## Why This Product

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

## Key Features

- • **Versatile Fit:** Compatible with any swinging door, ensuring maximum safety.
- • **Sleek Aesthetic:** Modern brushed chrome finish enhances your home’s decor.
- • **Ultimate Security:** Withstands up to 800 lbs for unbeatable protection.
- • **Child Safety First:** Spring-loaded design can be installed out of reach for peace of mind.
- • **Tamper-Proof Technology:** Protects against unauthorized entry, lock picking, and bumps.

## Overview

The Defender Security U 11325 Door Reinforcement Lock is a robust security solution designed to withstand 800 lbs of force, ensuring your home remains safe from unauthorized entry. Its child-safe, tamper-proof design and compatibility with any swinging door make it an essential addition to your home security arsenal, all while boasting a sleek brushed chrome finish.

## Description

Defender Security U 11325 Door Reinforcement Lock – Add Extra, High Security to Your Home and Prevent Unauthorized Entry – 3” Stop, Aluminum Construction, Brushed Chrome (Single Pack)

## Features

- KEEP YOUR HOME SAFE - Designed to withstand 800 lbs. This U 11325 door reinforcement lock with brushed chrome finish helps prevent doors from entering, increasing the security of your home and keeping you and your family safe
- EXTRA HOME SECURITY - Use this high security door reinforcement lock for added security at home on any swinging door of any thickness. It helps ensure that each door cannot be opened from the outside.
- CHILD SAFE & TAMPERPROOF - The spring loaded design can be installed at a higher level to ensure it is child safe. Plus, this tamper evident door latch protects against door entry, lock picking and bumps.
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Prime-Line |
| Part Number | U 11325 |
| Product Dimensions | 3.81 x 9.68 x 16.36 cm; 167.83 g |
| Item model number | U 11325 |
| Size | 7.62 cm |
| Colour | Brushed Chrome |
| Style | Modern |
| Finish | Brushed |
| Material | Metal |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Plug profile | Door Mount |
| Included Components | Reinforcement lock, fasteners |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 168 g |

## Product Details

- **Brand:** Prime-Line
- **Mounting type:** Door Mount
- **Material:** Metal
- **Colour:** Brushed Chrome
- **Style:** Modern
- **Product dimensions:** 7.6L x 3.8W x 7.6Th centimetres
- **Finish type:** Brushed
- **Number of pieces:** 1
- **Global Trade Identification Number:** 00049793113252
- **Manufacturer:** Prime-Line

## Images

![Defender Security U 11325 Door Reinforcement Lock – Add Extra, High Security to Your Home and Prevent Unauthorized Entry – 3” Stop, Aluminum Construction, Brushed Chrome (Single Pack) - Image 1](https://m.media-amazon.com/images/I/51MUKkMtjaL.jpg)
![Defender Security U 11325 Door Reinforcement Lock – Add Extra, High Security to Your Home and Prevent Unauthorized Entry – 3” Stop, Aluminum Construction, Brushed Chrome (Single Pack) - Image 2](https://m.media-amazon.com/images/I/51GNE0w3N7L.jpg)
![Defender Security U 11325 Door Reinforcement Lock – Add Extra, High Security to Your Home and Prevent Unauthorized Entry – 3” Stop, Aluminum Construction, Brushed Chrome (Single Pack) - Image 3](https://m.media-amazon.com/images/I/61aO2RR0++L.jpg)
![Defender Security U 11325 Door Reinforcement Lock – Add Extra, High Security to Your Home and Prevent Unauthorized Entry – 3” Stop, Aluminum Construction, Brushed Chrome (Single Pack) - Image 4](https://m.media-amazon.com/images/I/71InCEDUqwL.jpg)
![Defender Security U 11325 Door Reinforcement Lock – Add Extra, High Security to Your Home and Prevent Unauthorized Entry – 3” Stop, Aluminum Construction, Brushed Chrome (Single Pack) - Image 5](https://m.media-amazon.com/images/I/71nO7L-G0VL.jpg)

## Frequently Bought Together

- Prime-Line U 11325 Door Reinforcement Lock – Add Extra, High Security to your Home and Prevent Unauthorized Entry – 3” Stop, Aluminum Construction, Brushed Chrome (Single Pack)
- Prime-Line U 10385 Door Strike, for Use with 5-1/2 In. and 6 In. Hole Spacing On Dead Latch and Deadbolt, Steel, Satin Nickel (Single Pack)

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**Shop now:** [https://www.desertcart.pl/products/54143327-defender-security-u-11325-door-reinforcement-lock-add-extra-high](https://www.desertcart.pl/products/54143327-defender-security-u-11325-door-reinforcement-lock-add-extra-high)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-02-06*