--- product_id: 274694113 title: "ERA Fortress BS 3621 2.5-inch/ 64mm 5 Lever Maximum Security Mortice Deadlock - Brass Effect" brand: "era" price: "193.99 DT" currency: TND in_stock: true reviews_count: 5 category: "Era" url: https://www.desertcart.tn/products/274694113-era-fortress-bs-3621-2-5-inch-64mm-5-lever store_origin: TN region: Tunisia --- # 5 Lever Maximum Security 20mm Anti-Saw Deadbolt BS3621 Insurance Approved ERA Fortress BS 3621 2.5-inch/ 64mm 5 Lever Maximum Security Mortice Deadlock - Brass Effect **Brand:** era **Price:** 193.99 DT **Availability:** ✅ In Stock ## Summary > 🔐 Lock in peace of mind with ERA Fortress — security that means business. ## Quick Answers - **What is this?** ERA Fortress BS 3621 2.5-inch/ 64mm 5 Lever Maximum Security Mortice Deadlock - Brass Effect by era - **How much does it cost?** 193.99 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/274694113-era-fortress-bs-3621-2-5-inch-64mm-5-lever) ## Best For - era enthusiasts ## Why This Product - Trusted era brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Drill-Defying Armor:** Hardened steel case plates engineered to resist even the most aggressive drill attempts. - • **Pick-Proof Precision:** Advanced 5-lever mechanism crafted to prevent lock picking and unauthorized access. - • **Saw-Resistant Deadbolt:** 20mm laminated hardened steel deadbolt designed to thwart hacksaw attacks. - • **Effortless Installation:** Mortice deadlock design requires no door handles, perfect for upgrading existing doors. - • **Unrivaled Security Standard:** Certified BS3621 lock trusted by insurers and police for ultimate protection. ## Overview The ERA Fortress BS 3621 Mortice Deadlock is a premium 5-lever security lock featuring a 20mm laminated hardened steel deadbolt and drill-resistant steel casing. Certified to the rigorous BS3621 standard, it is approved by insurance companies and police, making it ideal for securing external timber and composite doors. Designed for easy installation without door handles, this brass-effect lock combines robust physical protection with pick-resistant technology, delivering trusted security for homes and businesses alike. ## Description ERA Fortress British Standard 3621 5 Lever Maximum Security Deadlocks are recommended for External timber and composite doors. The BS 3621 standard is recognised as giving the maximum protection for home and commercial use, approved by Insurance companies and the Police. The laminated steel Deadbolt helps to prevent hacksaw attacks. The Deadbolt has a 20mm throw for greater security. Hardened steel plates on the casing prevent drill attacks. The 5 Lever mechanism is designed to prevent lock picking. ERA Fortress locks are ideal for use in new doors or upgrading security from 2 and 3 lever door locks. Deadlocks do not require door handles. ERA Locks have been providing high quality home and business security products for over 150 years. ERA is one of the UK's most recognised Lock brands providing you with the peace of mind that your property and possesions are locked up safe and sound. ERA Locks are approved by Insurance companies. The extensive range of products includes, Nightlatches, Mortice Locks, Window Locks, Cylinders, UPVC and Composite door locks, Digital Door Locks & Wordlock Padlocks. Review: For an American who loves locksport, it's very nice to be able to affordably get these locks. Excellently made, good challenge. And delivered to me early (your mileage may vary). Review: Well made and fits perfectly ## Features - Certified to BS3621 - Approved by all insurance companies - Laminated hardended steel, 20mm, anti saw deadbolt. - Hardened steel case plates - Resists drill attacks. - Pick resistant mechanism - No handles required ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B003TL5SUO | | ASIN | B003TL5SUO | | Batteries Included? | No | | Batteries Required? | No | | Color | Brass | | Customer Reviews | 4.4 4.4 out of 5 stars (619) | | Customer reviews | 4.4 4.4 out of 5 stars (619) | | Date First Available | 10 August 2012 | | Date First Available | 10 August 2012 | | Finish | Laminated | | Included components | ERA Fortress BS 3621 2.5-inch/ 64mm 5 Lever Maximum Security Mortice Deadlock - Brass Effect | | Is Discontinued By Manufacturer | No | | Item Package Quantity | 1 | | Item Weight | 480 g | | Item model number | 261-31A | | Item model number | 261-31A | | Manufacturer | ERA | | Manufacturer | ERA | | Material | Alloy Steel | | Measurement System | CM | | Number Of Pieces | 1 | | Part number | 261-31 | | Product Dimensions | 13.4 x 6.7 x 2.6 cm; 480 g | | Product Dimensions | 13.4 x 6.7 x 2.6 cm; 480 g | | Shape | Rectangular | | Size | 18.8 x 11.6 x 2.8 cm | | Special Features | Key Lock | | Style | Modern | ## Product Details - **Brand:** ERA - **Item dimensions L x W x H:** 13.4 x 6.7 x 2.6 centimeters - **Lock type:** Mortice Lock - **Material:** Alloy Steel - **Special features:** Key Lock ## Images ![ERA Fortress BS 3621 2.5-inch/ 64mm 5 Lever Maximum Security Mortice Deadlock - Brass Effect - Image 1](https://m.media-amazon.com/images/I/7143bo6mF4L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by K***R on 28 January 2022* For an American who loves locksport, it's very nice to be able to affordably get these locks. Excellently made, good challenge. And delivered to me early (your mileage may vary). ### ⭐⭐⭐⭐⭐ Review *by T***S on 17 January 2026* Well made and fits perfectly ### ⭐⭐⭐⭐⭐ Review *by A***M on 28 July 2021* Great study lock at a great price, was purchased for a bedroom door always known era to be of good quality and standing I myself installed the lock and being competent with my hands being a handy man I found the install straight forward and easy with fairly minimal tools (combi drill a rattler a sharp chisel couple of spade bits and the relevant marking implements a pencil tape square etc ) the lock looks tidy and smart and comes with a few spare keys 10/10 from me does the job and looks well hope this review helps :) ## Frequently Bought Together - ERA Fortress 261-31A, 2.5-inch/ 64mm 5 Lever Maximum Security Mortice Deadlock - Brass Effect - Yale P-77-ENB-PB-60 - Traditional Nightlatch - 60mm - Electro Nickel Brass Finish - Standard Security - ERA Fortress BS 3621 2.5-inch/ 64mm 5 Lever Maximum Security Mortice Sashlock - Brass Effect --- ## 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.tn/products/274694113-era-fortress-bs-3621-2-5-inch-64mm-5-lever](https://www.desertcart.tn/products/274694113-era-fortress-bs-3621-2-5-inch-64mm-5-lever) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-05*