UNION grew out of a family business set up in 1840 in Willenhall - the heart of the British lock-making industry for over four centuries. Today, the distinguished UNION brand provides an extensive range of products for commercial and contract applications and is widely recognised in over 80 countries. The company takes pride in its heritage and experience, and is committed to innovative design principles and continual product development.

With the trusted legacy of the Chubb brand at heart, the UNION C-Series range offers maximum quality and security.

The Union C-Series 4L67E (previously Chubb 4L67E) British Standard auto-deadlocking rim lock offers a high level of security. It features a hardened steel 20mm deadbolt, lockable internal handle, 10 disc AVA locking mechanism cylinder and has an excellent level of resistance to known methods of attack. The 4L67E is Kitemarked to BS3621 and Secured by Design approved.

• Case finish: Polished Brass
• Cylinder finish: Polished Brass
• Keys supplied: 3
• Backset: 60mm
• Case width: 85mm
• Case height: 70mm
• Suitable for doors thickness 38-57mm
• Kitemarked to British Standard BS3621
• Secured by Design approved
• 10 disc AVA locking mechanism
• Automatic deadlocking
• Lockable internal handle