UNION StrongBOLT 21EU Euro Deadlock, Stainless Steel, 81mm
High-security UNION StrongBOLT 21EU deadlock for timber doors. Stainless steel, 14mm deadbolt, 81mm case.
The UNION StrongBOLT 21EU Euro Profile Deadlock is a high-quality security solution designed for timber doors hinged on either the left or right side. Perfect for doors up to 54mm thick, this deadlock features a 14mm deadbolt that operates smoothly with a key from either side, ensuring secure, positive deadlocking.
Constructed for durability and resistance, the 21EU deadlock includes hardened steel pins to defend against sawing attacks. The chamfered bolt design enhances performance during side load testing, providing an added layer of security. Additionally, the radius plastic splinter guard ensures easy installation, minimising the need for extra carpentry work and preventing damage to the door's edge.
Specifications and Features
- Striking Plate: Designed to match the forend seamlessly.
- Face Plate: Includes a square face plate, covering a radius inner forend for a neat finish.
- Case: Red powder-coated steel for durability and corrosion resistance.
- Deadbolt: Constructed from brass with hardened steel rollers for extra strength.
- Rebate Kit: Compatible with the 2100REB in 13mm or 26mm configurations for flexibility in installation.
- Forend: Stainless steel for a robust and long-lasting finish.
- Case Size: 81mm x 89mm (3 inches).
- Backset: 57mm, measured from the door edge to the centre of the keyhole.
Ideal for both residential and commercial applications, the UNION StrongBOLT 21EU provides reliable security with its high-quality materials and precision engineering. Whether you need a lock for a new door or a replacement, this deadlock offers both performance and peace of mind.
- Timber doors (left or right hinged)
- Doors up to 54mm thick
- Residential security applications
- Commercial security applications
- Material: Stainless Steel (forend), Brass (deadbolt with hardened steel rollers), Powder-Coated Steel (case)
- Deadbolt Diameter: 14mm
- Maximum Door Thickness: 54mm
- Case Size: 81mm x 89mm (3in)
- Backset: 57mm
- Special Feature: Chamfered bolt design for enhanced side load resistance
- Special Feature: Hardened steel pins prevent sawing attacks
- Installation: Includes plastic splinter guard and square face plate
- Rebate Kit Compatibility: 2100REB (13mm or 26mm)
- Weight: 620g
Always follow local regulations and product guidance.
Free standard delivery on US mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For defective items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website uses advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify a secure connection by looking for 'https' and a locked padlock in your browser.
Cookie Policy
Cookies enhance your shopping experience by keeping track of your cart and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Security Warning
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll ask you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
