--- 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: "₹ 4971" currency: INR in_stock: true category: "Prime Line" url: https://www.desertcart.in/products/54143327-defender-security-u-11325-door-reinforcement-lock-add-extra-high store_origin: IN region: India --- # Durable brushed chrome finish Tamper-proof deadbolt design 800 lbs. force resistance 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:** ₹ 4971 **Availability:** ✅ In Stock ## Summary > 🛡️ Lock in peace of mind with Defender’s ultimate door defense! ## 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?** ₹ 4971 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/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 - • **Universal Fit:** Compatible with any swinging door thickness for seamless, versatile installation. - • **Unmatched Strength:** Engineered to withstand up to 800 lbs. of force, securing your home like a fortress. - • **Sleek & Durable Design:** Premium aluminum construction with a modern brushed chrome finish that complements any door. - • **Child-Safe Installation:** Mount higher for added child safety without compromising security. - • **Next-Level Tamper Protection:** Spring-loaded, tamper-evident lock deters lock picking and unauthorized entry attempts. ## Overview The Defender Security U 11325 Door Reinforcement Lock is a high-strength, tamper-resistant deadbolt designed to enhance home security. Crafted from durable aluminum with a stylish brushed chrome finish, it withstands up to 800 lbs. of force and fits any swinging door thickness. Its spring-loaded, child-safe design offers advanced protection against unauthorized entry, making it an essential upgrade for modern homes. ## Description Shop 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). Free delivery on eligible orders of £20 or more. ## 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 | |---------------|-------| | ASIN | B06XD79NX3 | | Best Sellers Rank | 94,871 in DIY & Tools ( See Top 100 in DIY & Tools ) 283 in Lock Replacement Parts | | Brand | Prime-Line | | Colour | Brushed Chrome | | Control Method | Push Button | | Country of Origin | China | | Customer Reviews | 4.6 4.6 out of 5 stars (2,365) | | Finish | Brushed | | Global Trade Identification Number | 00049793113252 | | Included Components | Reinforcement lock, fasteners | | Item Dimensions | 38 x 97 x 164 millimetres | | Item Type Name | Door Reinforcement Lock | | Item Weight | 0.37 Pounds | | Lock Type | Deadbolt | | Manufacturer | Prime-Line | | Material | Metal | | Model Name | Door Reinforcement Lock | | Model Number | U 11325 | | Number of Items | 1 | | Number of Packs | 1 | | Number of Pieces | 1 | | Part Number | U 11325 | | Recommended Uses For Product | Wohnbereich | | Shape | Form | | Special Features | Anti-Theft | | Style | Modern | | UPC | 049793113252 | | Unit Count | 1.0 count | ## Product Details - **Brand:** Prime-Line - **Item dimensions L x W x H:** 38 x 97 x 164 millimetres - **Lock type:** Deadbolt - **Material:** Metal - **Special feature:** Anti-Theft ## 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/41e4bwolvAL.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/41IMd7gEk0L.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/41k6NRPzQ2L.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/41SiFB3bF3L.jpg) ## Available Options This product comes in different **Color** options. ## 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) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.in/products/54143327-defender-security-u-11325-door-reinforcement-lock-add-extra-high](https://www.desertcart.in/products/54143327-defender-security-u-11325-door-reinforcement-lock-add-extra-high) --- *Product available on Desertcart India* *Store origin: IN* *Last updated: 2026-09-04*